Merge "remove icehouse references for py34 and pypy"

zuul/layout.yaml

@@ -993,16 +993,9 @@ jobs:
     branch: ^(?!stable/(juno|kilo)).*$
     voting: false
 
-    # Images for Icehouse do not contain python34
-  - name: ^gate-.*-python34$
-    branch: ^(?!stable/icehouse).*$
-
-    # Images for Icehouse do not contain pypy
-    #
     # BUG #1290562 pypy does not work with new setuptools, so is breaking
     # all jobs. Disable until there is resolution.
   - name: ^gate-.*-pypy$
-    branch: ^(?!stable/icehouse).*$
     voting: false
 
   - name: ^gate-tempest-dsvm-cells$