Remove unnecessary fetch-depth (#5469)

And follow convention for actions/checkout

.github/workflows/muzzle.yml

@@ -9,10 +9,7 @@ jobs:
     outputs:
       matrix: ${{ steps.set-matrix.outputs.matrix }}
     steps:
-      - name: Check out repository
-        uses: actions/checkout@v2.3.4
-        with:
-          fetch-depth: 0
+      - uses: actions/checkout@v2.3.4
 
       - name: Set up JDK 11 for running Gradle
         uses: actions/setup-java@v2
@@ -36,8 +33,7 @@ jobs:
       matrix: ${{fromJson(needs.setup-matrix.outputs.matrix)}}
       fail-fast: false
     steps:
-      - name: Check out repository
-        uses: actions/checkout@v2.3.4
+      - uses: actions/checkout@v2.3.4
 
       - name: Set up JDK 11 for running Gradle
         uses: actions/setup-java@v2

.github/workflows/nightly-benchmark-overhead.yml

@@ -9,10 +9,8 @@ jobs:
   run-overhead-tests:
     runs-on: ubuntu-latest
     steps:
-      - name: checkout
-        uses: actions/checkout@v2.3.4
-      - name: checkout
-        uses: actions/checkout@v2.3.4
+      - uses: actions/checkout@v2.3.4
+      - uses: actions/checkout@v2.3.4
         with:
           ref: gh-pages
           path: gh-pages

.github/workflows/nightly-codeql-analysis.yml

@@ -10,8 +10,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - name: Checkout repository
-        uses: actions/checkout@v2.3.4
+      - uses: actions/checkout@v2.3.4
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v1

.github/workflows/publish-smoke-test-spring-boot-images.yml

@@ -66,8 +66,6 @@ jobs:
       - uses: technote-space/workflow-conclusion-action@v2.2
 
       - uses: actions/checkout@v2.3.4
-        with:
-          fetch-depth: 0
 
       - uses: JasonEtco/create-an-issue@v2.6
         if: env.WORKFLOW_CONCLUSION == 'failure' # notify only if failure