bump versions of actions

Author: alistairewj

.github/workflows/bigquery_dry_run.yml

@@ -17,7 +17,7 @@ jobs:
         id-token: 'write'
     steps:
       - name: Check out repository code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - id: 'auth'
         uses: 'google-github-actions/auth@v2'

.github/workflows/main.yml

@@ -15,7 +15,7 @@ jobs:
         id-token: 'write'
     steps:
       - name: Check out repository code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - id: 'auth'
         uses: 'google-github-actions/auth@v2'

.github/workflows/mysql.yml

@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - name: Check out repository code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Download demo data
         uses: ./.github/actions/download-demo

.github/workflows/prerelease_bigquery.yml

@@ -14,7 +14,7 @@ jobs:
         id-token: 'write'
     steps:
       - name: Check out repository code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - id: 'auth'
         uses: 'google-github-actions/auth@v2'

.github/workflows/sqlite.yml

@@ -12,7 +12,7 @@ jobs:
 
     steps:
       - name: Check out repository code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Python dependencies
         run: |