chore(deps): update actions/checkout action to v7 (#2057)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/CI.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: 'ubuntu-24.04'
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: pnpm/action-setup@v6
       - uses: actions/setup-node@v6
         with:

.github/workflows/release.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: 'ubuntu-24.04'
     steps:
       - name: Checkout Repo
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           # This makes Actions fetch all Git history so that Changesets can generate changelogs with the correct commits
           fetch-depth: 0