chore(deps): update actions/checkout action to v6.0.1 (#1141)

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

Author: renovate[bot]

.github/workflows/release.yml

@@ -34,7 +34,7 @@ jobs:
     if: github.repository == 'testing-library/eslint-plugin-testing-library'
     steps:
       - name: Checkout
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
 
       - name: Install pnpm
         uses: pnpm/action-setup@41ff72655975bd51cab0327fa583b6e92b6d3061 # v4

.github/workflows/smoke-test.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
 
       - name: Install pnpm
         uses: pnpm/action-setup@41ff72655975bd51cab0327fa583b6e92b6d3061 # v4

.github/workflows/verifications.yml

@@ -23,7 +23,7 @@ jobs:
           ]
     steps:
       - name: Checkout
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
 
       - name: Install pnpm
         uses: pnpm/action-setup@41ff72655975bd51cab0327fa583b6e92b6d3061 # v4
@@ -51,7 +51,7 @@ jobs:
         eslint: [8, 9]
     steps:
       - name: Checkout
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
 
       - name: Install pnpm
         uses: pnpm/action-setup@41ff72655975bd51cab0327fa583b6e92b6d3061 # v4