acceptance_test: set ginkgo suite timeout

In Ginkgo v2 the default overall timeout is 1h, down from 24h in v1.
This commit sets a default timeout of 2h for the acceptance_test run.

Author: aramprice

ci/tasks/run-bwats/run

@@ -48,5 +48,8 @@ pushd stemcell-builder/acceptance_test
   }
 END_OF_CONFIG
 
-  go run github.com/onsi/ginkgo/v2/ginkgo --focus="${GINKGO_FOCUS}" --skip="${GINKGO_SKIP}" -r -v .
+  go run github.com/onsi/ginkgo/v2/ginkgo run -r -v \
+    --timeout="${GINKGO_TIMEOUT}" \
+    --focus="${GINKGO_FOCUS}" \
+    --skip="${GINKGO_SKIP}" .
 popd

ci/tasks/run-bwats/task.yml

@@ -18,6 +18,7 @@ params:
   BOSH_ENVIRONMENT:
   GINKGO_FOCUS:
   GINKGO_SKIP:
+  GINKGO_TIMEOUT: 2h # Ginkgo v2 default is 1h
   IAAS:
   NETWORK: default
   SSH_DISABLED_BY_DEFAULT: false