Bug 1242502 - Bump TC Linux64 debug mochitest (plain and e10s) timeout from 60 to 90 minutes. DONTBUILD. r=jmaher

We were seeing too many time outs.

--HG--
extra : rebase_source : 51c798b8c9eae6b7365611bedff6c16e4e4c35a8

testing/taskcluster/tasks/tests/fx_linux64_mochitest_plain.yml

@@ -9,6 +9,7 @@ task:
     name: '[TC] Linux64 mochitest-plain {{chunk}}'
     description: Mochitest plain run {{chunk}}
   payload:
+    maxRunTime: 5400
     capabilities:
       devices:
         loopbackVideo: true

testing/taskcluster/tasks/tests/fx_linux64_mochitest_plain_e10s.yml

@@ -12,6 +12,7 @@ task:
     name: '[TC] Linux64 mochitest-plain e10s {{chunk}}'
     description: Mochitest plain e10s run {{chunk}}
   payload:
+    maxRunTime: 5400
     capabilities:
       devices:
         loopbackVideo: true