ci: Bump actions' versions

.github/workflows/build.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-18.04
     steps:
       - name: Code Checkout
-        uses: actions/checkout@v1
+        uses: actions/checkout@v3
       - name: Setup Ruby
         uses: ruby/setup-ruby@v1
         with:

.github/workflows/code.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-18.04
     steps:
       - name: Code Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           persist-credentials: false
           fetch-depth: 0

.github/workflows/go-spectest.yml

@@ -23,7 +23,7 @@ jobs:
     name: Vagrant acceptance tests
     steps:
       - name: Code Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           submodules: 'recursive'
           # Also fetch all tags, since we need our version number in the build

.github/workflows/go-testing.yml

@@ -30,7 +30,7 @@ jobs:
     name: Vagrant unit tests on Go
     steps:
       - name: Code Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Setup Go
         uses: actions/setup-go@v3
         with:

.github/workflows/release.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-18.04
     steps:
       - name: Code Checkout
-        uses: actions/checkout@v1
+        uses: actions/checkout@v3
       - name: Setup Ruby
         uses: ruby/setup-ruby@v1
         with:

.github/workflows/spectesting.yml

@@ -14,7 +14,7 @@ jobs:
     name: Build Packet Instance
     steps:
       - name: Code Checkout
-        uses: actions/checkout@v1
+        uses: actions/checkout@v3
       - name: Create packet instance
         run: ./.ci/spec/create-packet.sh
         working-directory: ${{github.workspace}}
@@ -33,7 +33,7 @@ jobs:
         providers: ['virtualbox', 'docker']
     steps:
       - name: Code Checkout
-        uses: actions/checkout@v1
+        uses: actions/checkout@v3
         with:
           submodules: 'recursive'
       - name: Create hosts for tests (provider ${{ matrix.providers }})

.github/workflows/testing.yml

@@ -34,7 +34,7 @@ jobs:
     name: Vagrant unit tests on Ruby ${{ matrix.ruby }}
     steps:
       - name: Code Checkout
-        uses: actions/checkout@v1
+        uses: actions/checkout@v3
       - name: Setup Ruby
         uses: ruby/setup-ruby@v1
         with: