chore: increase vib timeout (#1509)

**Description of the change**
Increase the timeout for VIB pipelines to 7200 seconds (2 hours) from
the default 90 minutes as OpenShift sometimes takes more than 90 minutes
to run.

Signed-off-by: Alejandro Moreno <amorenoc@vmware.com>

.github/workflows/helm-vib.yaml

@@ -42,5 +42,6 @@ jobs:
       - uses: vmware-labs/vmware-image-builder-action@v0.6.0
         with:
           pipeline: ${{ matrix.target-pipeline }}
+          max-pipeline-duration: 7200
         env:
           TARGET_PLATFORM: ${{ matrix.target-platform-id }}