Merge pull request #46 from crowdsecurity/dependabot/github_actions/actions/checkout-2.3.4

Bump actions/checkout from 2 to 2.3.4

Author: mobula9

.github/workflows/tests.yml

@@ -33,7 +33,7 @@ jobs:
 
         steps:
             -   name: Checkout
-                uses: actions/checkout@v2
+                uses: actions/checkout@v2.3.4
 
                 # In this step, this action saves a list of existing images,
                 # the cache is created without them in the post run.