Bug 1628244 - Wrench be gettin' slow, give it more time. r=jrmuizel

Differential Revision: https://phabricator.services.mozilla.com/D70177

--HG--
extra : moz-landing-system : lando

taskcluster/ci/webrender/kind.yml

@@ -20,7 +20,7 @@ job-defaults:
         tier: 1
         kind: other
     worker:
-        max-run-time: 1800
+        max-run-time: 3600
         env:
             RUST_BACKTRACE: 'full'
             RUSTFLAGS: '--deny warnings'