Set sensible measure and warmup params for ManyLocalVarsBenchmark

engine/runtime-benchmarks/src/main/java/org/enso/compiler/benchmarks/module/ManyLocalVarsBenchmark.java

@@ -53,7 +53,7 @@ public class ManyLocalVarsBenchmark {
    * Total count of local variables in the `main` method. Every variable is defined on
    * a new line.
    */
-  private static final int IDENTIFIERS_CNT = 10;
+  private static final int IDENTIFIERS_CNT = 40;
   private Context context;
   private Compiler compiler;
   private Module module;