PHP 8.1/8.2 | Squiz/InlineComment: allow for readonly classes and properties

Includes unit test.

Ref:
* https://wiki.php.net/rfc/readonly_properties_v2
* https://wiki.php.net/rfc/readonly_classes

Author: jrfnl

src/Standards/Squiz/Sniffs/Commenting/InlineCommentSniff.php

@@ -83,6 +83,7 @@ public function process(File $phpcsFile, $stackPtr)
                 T_FINAL,
                 T_STATIC,
                 T_ABSTRACT,
+                T_READONLY,
                 T_CONST,
                 T_PROPERTY,
                 T_INCLUDE,

src/Standards/Squiz/Tests/Commenting/InlineCommentUnitTest.inc

@@ -173,6 +173,19 @@ enum MyEnum {
 
 }
 
+/**
+ * Comment should be ignored.
+ *
+ */
+readonly class MyClass
+{
+    /**
+     * Comment should be ignored.
+     *
+     */
+    readonly $property = 10;
+}
+
 /*
  * N.B.: The below test line must be the last test in the file.
  * Testing that a new line after an inline comment when it's the last non-whitespace

src/Standards/Squiz/Tests/Commenting/InlineCommentUnitTest.inc.fixed

@@ -166,6 +166,19 @@ enum MyEnum {
 
 }
 
+/**
+ * Comment should be ignored.
+ *
+ */
+readonly class MyClass
+{
+    /**
+     * Comment should be ignored.
+     *
+     */
+    readonly $property = 10;
+}
+
 /*
  * N.B.: The below test line must be the last test in the file.
  * Testing that a new line after an inline comment when it's the last non-whitespace