Add Istio 1.9.1 into test matrix (#6476)

.github/workflows/e2e.compat.yaml

@@ -25,7 +25,7 @@ jobs:
   Compatibility:
     name: Compatibility
     runs-on: ubuntu-latest
-    timeout-minutes: 30
+    timeout-minutes: 60
     env:
       SW_SIMPLE_CASE: compat
       SW_AGENT_JDK_VERSION: 11
@@ -53,4 +53,4 @@ jobs:
         if: env.SKIP_CI != 'true'
         uses: ./.github/actions/e2e-test
         with:
-          test_class: org.apache.skywalking.e2e.simple.SimpleE2E
\ No newline at end of file
+          test_class: org.apache.skywalking.e2e.simple.SimpleE2E

.github/workflows/e2e.istio.yaml

@@ -39,7 +39,7 @@ jobs:
       fail-fast: true
       matrix:
         analyzer: [k8s-mesh, mx-mesh]
-        istio_version: [1.7.1, 1.8.2]
+        istio_version: [1.7.1, 1.8.2, 1.9.1]
     name: Istio(${{ matrix.istio_version }})+ALS(${{ matrix.analyzer }})
     env:
       ISTIO_VERSION: ${{ matrix.istio_version }}
@@ -170,7 +170,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        istio_version: [1.7.1, 1.8.2]
+        istio_version: [1.7.1, 1.8.2, 1.9.1]
     env:
       ISTIO_VERSION: ${{ matrix.istio_version }}
     steps: