Bug 1403514 - remove requirement to sign talos web extensions; r=jmaher

MozReview-Commit-ID: LihAwyX7yGk

--HG--
extra : rebase_source : efe1a4885d8ef0a1b23265f665df927bfda5db70

testing/talos/talos/test.py

@@ -148,7 +148,7 @@ class ts_paint(TsBase):
 
 @register_test()
 class ts_paint_webext(ts_paint):
-    webextensions = '${talos}/webextensions/dummy/dummy-signed.xpi'
+    webextensions = '${talos}/webextensions/dummy/dummy.xpi'
     preferences = {'xpinstall.signatures.required': False}
 
 
@@ -569,7 +569,7 @@ class tp5o(PageloaderTest):
 
 @register_test()
 class tp5o_webext(tp5o):
-    webextensions = '${talos}/webextensions/dummy/dummy-signed.xpi'
+    webextensions = '${talos}/webextensions/dummy/dummy.xpi'
     preferences = {'xpinstall.signatures.required': False}