Massive adjustment in integration tests for changed and failed (#2577) (#2585)

* Replaced ".changed ==" with "is [not] changed". Same for failed

* Mr Quote refused to go

(cherry picked from commit d7e55db99b)

Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com>

tests/integration/targets/xml/tasks/test-count-unicode.yml

@@ -15,5 +15,5 @@
   - name: Test expected result
     assert:
       that:
-      - beers.changed == false
+      - beers is not changed
       - beers.count == 2