[PATCH][TESTS] Restore Native Auth E2E retry attempts

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: antrix1989

MSAL/test/testplan/MSAL Mac Native Auth E2E Tests.xctestplan

@@ -9,7 +9,7 @@
     }
   ],
   "defaultOptions" : {
-    "maximumTestRepetitions" : 2,
+    "maximumTestRepetitions" : 5,
     "testRepetitionMode" : "retryOnFailure"
   },
   "testTargets" : [

MSAL/test/testplan/MSAL iOS Native Auth E2E Tests.xctestplan

@@ -9,7 +9,7 @@
     }
   ],
   "defaultOptions" : {
-    "maximumTestRepetitions" : 2,
+    "maximumTestRepetitions" : 5,
     "testRepetitionMode" : "retryOnFailure"
   },
   "testTargets" : [