Update macos image value (#5543)

* Update macos image value

* Test: Add manual check too

* Revert test

Author: danieljurek

eng/pipelines/templates/variables/image.yml

@@ -25,7 +25,7 @@ variables:
   - name: MACVMIMAGE13
     value: macos-13
   - name: MACVMIMAGEM1
-    value: macos-13-arm64
+    value: macos-latest-internal
 
   # Values required for pool.os field in 1es pipeline templates. Variable form
   # cannot be used, instead those values must be written directly into pool.os.