Adjusting TESTING.md for a single test run

Signed-off-by: Daniil Roman <[email protected]>

TESTING.md

@@ -108,7 +108,7 @@ Run any test methods that contain *esi* (e.g.: .r*esi*ze.)
 
 Run all tests that are waiting for a bugfix (disabled by default)
 
-    ./gradlew test "-Dtests.method=*esi*"
+    ./gradlew test -Dtests.filter=@awaitsfix
 
 ## Seed and repetitions