remove deprecated NodeNameResolver::isCaseSensitiveName()

src/NodeNameResolver/NodeNameResolver.php

@@ -87,28 +87,6 @@ public function isName(Node | array $node, string $name): bool
         return false;
     }
 
-    /**
-     * @api
-     * @deprecated This method is unused and will be removed, go for isName() instead
-     */
-    public function isCaseSensitiveName(Node $node, string $name): bool
-    {
-        if ($name === '') {
-            return false;
-        }
-
-        if ($node instanceof CallLike && ! $node instanceof FuncCall) {
-            return false;
-        }
-
-        $resolvedName = $this->getName($node);
-        if ($resolvedName === null) {
-            return false;
-        }
-
-        return $name === $resolvedName;
-    }
-
     /**
      * Some nodes have always-known string name. This makes PHPStan smarter.
      * @see https://phpstan.org/writing-php-code/phpdoc-types#conditional-return-types