refactor: correct visitor function name (#3429)

This one was missed in recent change to use `ColumnReferenceExp`

ksql-engine/src/main/java/io/confluent/ksql/analyzer/AggregateAnalyzer.java

@@ -126,7 +126,7 @@ public Void visitFunctionCall(final FunctionCall node, final Void context) {
     }
 
     @Override
-    public Void visitQualifiedNameReference(
+    public Void visitColumnReference(
         final ColumnReferenceExp node,
         final Void context
     ) {

ksql-engine/src/main/java/io/confluent/ksql/analyzer/ExpressionAnalyzer.java

@@ -116,7 +116,7 @@ public Object visitCast(final Cast node, final Object context) {
     }
 
     @Override
-    public Object visitQualifiedNameReference(
+    public Object visitColumnReference(
         final ColumnReferenceExp node,
         final Object context
     ) {

ksql-engine/src/main/java/io/confluent/ksql/engine/rewrite/ExpressionTreeRewriter.java

@@ -389,7 +389,7 @@ public Expression visitInListExpression(final InListExpression node, final C con
     }
 
     @Override
-    public Expression visitQualifiedNameReference(
+    public Expression visitColumnReference(
         final ColumnReferenceExp node,
         final C context) {
       return plugin.apply(node, new Context<>(context, this)).orElse(node);

ksql-engine/src/main/java/io/confluent/ksql/planner/plan/AggregateNode.java

@@ -446,7 +446,7 @@ private ResolveToInternalRewriter() {
       }
 
       @Override
-      public Optional<Expression> visitQualifiedNameReference(
+      public Optional<Expression> visitColumnReference(
           final ColumnReferenceExp node,
           final Context<Void> context
       ) {

ksql-execution/src/main/java/io/confluent/ksql/execution/codegen/CodeGenRunner.java

@@ -308,7 +308,7 @@ public Object visitSubscriptExpression(
     }
 
     @Override
-    public Object visitQualifiedNameReference(
+    public Object visitColumnReference(
         final ColumnReferenceExp node,
         final Object context
     ) {

ksql-execution/src/main/java/io/confluent/ksql/execution/codegen/SqlToJavaVisitor.java

@@ -262,7 +262,7 @@ public Pair<String, Schema> visitNullLiteral(
     }
 
     @Override
-    public Pair<String, Schema> visitQualifiedNameReference(
+    public Pair<String, Schema> visitColumnReference(
         final ColumnReferenceExp node,
         final Void context
     ) {

ksql-execution/src/main/java/io/confluent/ksql/execution/expression/formatter/ExpressionFormatter.java

@@ -140,7 +140,7 @@ public String visitNullLiteral(final NullLiteral node, final Context context) {
     }
 
     @Override
-    public String visitQualifiedNameReference(final ColumnReferenceExp node,
+    public String visitColumnReference(final ColumnReferenceExp node,
         final Context context) {
       return node.getReference().toString(context.formatOptions);
     }

ksql-execution/src/main/java/io/confluent/ksql/execution/expression/tree/ColumnReferenceExp.java

@@ -46,7 +46,7 @@ public ColumnRef getReference() {
 
   @Override
   public <R, C> R accept(final ExpressionVisitor<R, C> visitor, final C context) {
-    return visitor.visitQualifiedNameReference(this, context);
+    return visitor.visitColumnReference(this, context);
   }
 
   @Override

ksql-execution/src/main/java/io/confluent/ksql/execution/expression/tree/ExpressionVisitor.java

@@ -62,7 +62,7 @@ default R process(final Expression node, @Nullable final C context) {
 
   R visitNullLiteral(NullLiteral exp, @Nullable C context);
 
-  R visitQualifiedNameReference(ColumnReferenceExp exp, @Nullable C context);
+  R visitColumnReference(ColumnReferenceExp exp, @Nullable C context);
 
   R visitSearchedCaseExpression(SearchedCaseExpression exp, @Nullable C context);
 

ksql-execution/src/main/java/io/confluent/ksql/execution/expression/tree/TraversalExpressionVisitor.java

@@ -178,7 +178,7 @@ public Void visitBooleanLiteral(final BooleanLiteral node, final C context) {
   }
 
   @Override
-  public Void visitQualifiedNameReference(final ColumnReferenceExp node, final C context) {
+  public Void visitColumnReference(final ColumnReferenceExp node, final C context) {
     return null;
   }
 

ksql-execution/src/main/java/io/confluent/ksql/execution/expression/tree/VisitParentExpressionVisitor.java

@@ -116,7 +116,7 @@ public R visitInListExpression(final InListExpression node, final C context) {
   }
 
   @Override
-  public R visitQualifiedNameReference(final ColumnReferenceExp node, final C context) {
+  public R visitColumnReference(final ColumnReferenceExp node, final C context) {
     return visitExpression(node, context);
   }
 

ksql-execution/src/main/java/io/confluent/ksql/execution/util/ExpressionTypeManager.java

@@ -206,7 +206,7 @@ public Void visitBetweenPredicate(
     }
 
     @Override
-    public Void visitQualifiedNameReference(
+    public Void visitColumnReference(
         final ColumnReferenceExp node,
         final ExpressionTypeContext expressionTypeContext
     ) {