Update actions/checkout action to v5

Signed-off-by: Mend Renovate <[email protected]>

Author: renovate-bot

.github/workflows/ci-lint-test.yml

@@ -21,7 +21,7 @@ jobs:
   generated-files-check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           submodules: recursive
       - name: Verify Protobuf types are up to date
@@ -33,7 +33,7 @@ jobs:
   go-mod-tidy-check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       - name: Verify go.mod files are up to date
         run: |
           go mod tidy && \
@@ -46,7 +46,7 @@ jobs:
       - uses: step-security/harden-runner@4d991eb9b905ef189e4c376166672c3f2f230481  # v2.11.0
         with:
           egress-policy: audit
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       - uses: actions/setup-go@0aaccfd150d50ccaeb58ebd88d36e91967a5f35b # v5.4.0
         with:
           go-version: 1.24.x

.github/workflows/ci-unit-tests.yml

@@ -25,7 +25,7 @@ jobs:
       with:
         egress-policy: audit
 
-    - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+    - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
 
     - uses: actions/setup-go@0aaccfd150d50ccaeb58ebd88d36e91967a5f35b # v5.4.0
       with:
@@ -46,7 +46,7 @@ jobs:
   test-code-gen:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+    - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
 
     - name: Init git submodules
       run: make init-submodule