update actions/checkout

Author: ivailop

.github/workflows/ci.yml

@@ -1,5 +1,5 @@
 name: Build
-on: 
+on:
   push:
   schedule:
     - cron:  '0 1 * * 6'
@@ -10,12 +10,10 @@ jobs:
     steps:
       - uses: nuget/setup-nuget@v1
       - uses: microsoft/setup-msbuild@v1
-      - uses: actions/checkout@v2
-        with:
-          fetch-depth: 50
+      - uses: actions/checkout@v3
       - uses: testspace-com/setup-testspace@v1
         with:
-          domain: samples 
+          domain: samples
       - name: Build
         run: |
           nuget restore money/cs-money.sln