ci: use shared gitlab CI template (#257)

* ci: use shared gitlab CI template

* ci: bump python version

.gitlab-ci.yml

@@ -1,24 +1,19 @@
+include:
+  - project: cloud/integrations/ci
+    file:
+      - default.yml
+      - pre-commit.yml
+
 stages:
-  - lint
   - sanity
   - integration
 
 variables:
-  PYTHON_VERSION: "3.9"
+  PYTHON_VERSION: "3.10"
 
 default:
   image: python:$PYTHON_VERSION
 
-pre-commit:
-  stage: lint
-
-  image: python:3.11-alpine
-  before_script:
-    - apk add build-base git
-    - pip install pre-commit
-  script:
-    - pre-commit run --all-files --show-diff-on-failure
-
 sanity:
   stage: sanity
   allow_failure: true