feat: Add support for Python 3.14

Author: parthea

.github/sync-repo-settings.yaml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-22.04
     strategy:
       matrix:
-        python: ['3.9', '3.11', '3.12', '3.13']
+        python: ['3.9', '3.11', '3.12', '3.13', '3.14']
     steps:
     - name: Checkout
       uses: actions/checkout@v4

.github/workflows/unittest.yml

@@ -3,5 +3,5 @@
 # Only run this nox session.
 env_vars: {
     key: "NOX_SESSION"
-    value: "prerelease_deps"
+    value: "prerelease_deps-3.14"
 }

.kokoro/continuous/prerelease-deps-3.13.cfg

@@ -3,5 +3,5 @@
 # Only run this nox session.
 env_vars: {
     key: "NOX_SESSION"
-    value: "prerelease_deps-3.11"
+    value: "prerelease_deps-3.14"
 }