Sync expected coverage report count

See e360ba05 for AppVeyor. For ContinuousPHP, I am not how to track the
history of the pipeline, or if there is one.

.scrutinizer.yml

@@ -21,7 +21,7 @@ before_commands:
 tools:
     external_code_coverage:
         timeout: 3600
-        runs: 26 # 21x Travis (jobs with COVERAGE=yes) + 3x AppVeyor (jobs with coverage=yes) + 2x ContinuousPHP
+        runs: 24 # 21x Travis (jobs with COVERAGE=yes) + 2x AppVeyor (jobs with coverage=yes) + 1x ContinuousPHP
 
 filter:
     excluded_paths: