Alter pypy pipeline to also run if the branch contains "pypy" (#132)

Author: ShadowJonathan

synapse/pipeline.yml

@@ -287,7 +287,7 @@ steps:
   #    This step is allowed to fail
 
   - label: ":python: PyPy3.6"
-    if: "build.message =~ /pypy/i"
+    if: "build.message =~ /pypy/i || build.branch =~ /pypy/i"
     soft_fail: true
     command:
       # No *trial_setup due to docker-library/pypy#52