TASK: Update IsACallSniff tests to reflect added removed extension

Relates: #44

tests/Fixtures/Standards/Typo3Update/Sniffs/Classname/IsACallSniff/Expected.diff

@@ -1,6 +1,6 @@
 --- tests/Fixtures/Standards/Typo3Update/Sniffs/Classname/IsACallSniff/InputFileForIssues.php
 +++ PHP_CodeSniffer
-@@ -23,15 +23,15 @@
+@@ -23,16 +23,16 @@
  if (is_a($a, t3lib_Singleton::class)) {
      // do something
  }
@@ -20,3 +20,4 @@
 +if (is_a($a, "\\TYPO3\\CMS\\Core\\SingletonInterface")) {
      // do something
  }
+ if (is_a($a, "\\TYPO3\CMS\Perm\Controller\PermissionAjaxController")) {

tests/Fixtures/Standards/Typo3Update/Sniffs/Classname/IsACallSniff/Expected.json

@@ -38,14 +38,23 @@
                     "severity": 5,
                     "source": "Typo3Update.Classname.IsACall.legacyClassname",
                     "type": "ERROR"
+                },
+                {
+                    "column": 14,
+                    "fixable": false,
+                    "line": 38,
+                    "message": "Calls to removed code are not allowed; found perm. Removed in 7.0. The logic is moved into EXT:beuser. See: https://docs.typo3.org/typo3cms/extensions/core/7.6/Changelog/7.0/Breaking-62339-MoveExtPermIntoExtBeuser.html",
+                    "severity": 5,
+                    "source": "Typo3Update.Classname.IsACall.RemovedClass.perm",
+                    "type": "WARNING"
                 }
             ],
-            "warnings": 0
+            "warnings": 1
         }
     },
     "totals": {
         "errors": 4,
         "fixable": 4,
-        "warnings": 0
+        "warnings": 1
     }
 }

tests/Fixtures/Standards/Typo3Update/Sniffs/Classname/IsACallSniff/InputFileForIssues.php

@@ -35,3 +35,6 @@ if (is_a($a, "t3lib_Singleton")) {
 if (is_a($a, "\\t3lib_Singleton")) {
     // do something
 }
+if (is_a($a, "\\TYPO3\CMS\Perm\Controller\PermissionAjaxController")) {
+    // do something
+}