_Visitor.visitBinaryExpression: use const and avoid List allocation.

Closes #56451

GitOrigin-RevId: c4a5b59
Change-Id: I2fdbec08261f61a9f4242acf35b92ff15fc74227
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/380201
Reviewed-by: Phil Quitslund <[email protected]>
Commit-Queue: Phil Quitslund <[email protected]>

Author: gmpassos

pkg/linter/lib/src/rules/prefer_contains.dart

@@ -69,7 +69,7 @@ class _Visitor extends SimpleAstVisitor<void> {
   @override
   void visitBinaryExpression(BinaryExpression node) {
     // This lint rule is only concerned with these operators.
-    if (!node.operator.matchesAny([
+    if (!node.operator.matchesAny(const [
       TokenType.EQ_EQ,
       TokenType.BANG_EQ,
       TokenType.GT,