errno: fix typo for overflow message (#48059)

close #47943

errors.toml

@@ -3228,7 +3228,7 @@ Bad Number
 
 ["types:8030"]
 error = '''
-Cast to signed converted positive out-of-range integer to it's negative complement
+Cast to signed converted positive out-of-range integer to its negative complement
 '''
 
 ["types:8031"]

pkg/errno/errname.go

@@ -979,7 +979,7 @@ var MySQLErrName = map[uint16]*mysql.ErrMessage{
 	ErrInfoSchemaExpired:                mysql.Message("Information schema is out of date: schema failed to update in 1 lease, please make sure TiDB can connect to TiKV", nil),
 	ErrInfoSchemaChanged:                mysql.Message("Information schema is changed during the execution of the statement(for example, table definition may be updated by other DDL ran in parallel). If you see this error often, try increasing `tidb_max_delta_schema_count`", nil),
 	ErrBadNumber:                        mysql.Message("Bad Number", nil),
-	ErrCastAsSignedOverflow:             mysql.Message("Cast to signed converted positive out-of-range integer to it's negative complement", nil),
+	ErrCastAsSignedOverflow:             mysql.Message("Cast to signed converted positive out-of-range integer to its negative complement", nil),
 	ErrCastNegIntAsUnsigned:             mysql.Message("Cast to unsigned converted negative integer to it's positive complement", nil),
 	ErrInvalidYearFormat:                mysql.Message("invalid year format", nil),
 	ErrInvalidYear:                      mysql.Message("invalid year", nil),

pkg/types/errors.go

@@ -64,7 +64,7 @@ var (
 	ErrDuplicatedValueInType = dbterror.ClassTypes.NewStd(mysql.ErrDuplicatedValueInType)
 	// ErrDatetimeFunctionOverflow is returned when the calculation in datetime function cause overflow.
 	ErrDatetimeFunctionOverflow = dbterror.ClassTypes.NewStd(mysql.ErrDatetimeFunctionOverflow)
-	// ErrCastAsSignedOverflow is returned when positive out-of-range integer, and convert to it's negative complement.
+	// ErrCastAsSignedOverflow is returned when positive out-of-range integer, and convert to its negative complement.
 	ErrCastAsSignedOverflow = dbterror.ClassTypes.NewStd(mysql.ErrCastAsSignedOverflow)
 	// ErrCastNegIntAsUnsigned is returned when a negative integer be casted to an unsigned int.
 	ErrCastNegIntAsUnsigned = dbterror.ClassTypes.NewStd(mysql.ErrCastNegIntAsUnsigned)