Github Workflow: websuite build - increase job timeout (#13449)

diff --git a/.github/workflows/ci-pulsar-website-build.yaml b/.github/workflows/ci-pulsar-website-build.yaml
index c63dc58..9d47f90 100644
--- a/.github/workflows/ci-pulsar-website-build.yaml
+++ b/.github/workflows/ci-pulsar-website-build.yaml
@@ -30,7 +30,7 @@
     if: ${{ github.repository == 'apache/pulsar' }}
     name: Build and publish pulsar website
     runs-on: ubuntu-latest
-    timeout-minutes: 120
+    timeout-minutes: 180
     steps:
       - name: checkout
         uses: actions/checkout@v2