Deprecate old NoopRule

Author: ondrejmirtes

phpstan-baseline.neon

@@ -1824,6 +1824,22 @@ parameters:
 			count: 1
 			path: tests/PHPStan/Rules/Arrays/AppendedArrayKeyTypeRuleTest.php
 
+		-
+			message: """
+				#^Instantiation of deprecated class PHPStan\\\\Rules\\\\DeadCode\\\\NoopRule\\:
+				Replaced by PHPStan\\\\Rules\\\\DeadCode\\\\BetterNoopRule$#
+			"""
+			count: 1
+			path: tests/PHPStan/Rules/DeadCode/NoopRuleTest.php
+
+		-
+			message: """
+				#^Return type of method PHPStan\\\\Rules\\\\DeadCode\\\\NoopRuleTest\\:\\:getRule\\(\\) has typehint with deprecated class PHPStan\\\\Rules\\\\DeadCode\\\\NoopRule\\:
+				Replaced by PHPStan\\\\Rules\\\\DeadCode\\\\BetterNoopRule$#
+			"""
+			count: 1
+			path: tests/PHPStan/Rules/DeadCode/NoopRuleTest.php
+
 		-
 			message: "#^PHPDoc tag @var assumes the expression with type PHPStan\\\\Type\\\\Generic\\\\TemplateType is always PHPStan\\\\Type\\\\Generic\\\\TemplateMixedType but it's error\\-prone and dangerous\\.$#"
 			count: 1

src/Rules/DeadCode/NoopRule.php

@@ -10,6 +10,7 @@
 use function sprintf;
 
 /**
+ * @deprecated Replaced by PHPStan\Rules\DeadCode\BetterNoopRule
  * @implements Rule<Node\Stmt\Expression>
  */
 class NoopRule implements Rule