[DO-1175] shallow false (#38)

Reviewed-on: https://git.avroid.tech/DevOps/jenkins-shared-lib/pulls/38
Co-authored-by: aleksandr.vodyanov <aleksandr.vodyanov@avroid.tech>
Co-committed-by: aleksandr.vodyanov <aleksandr.vodyanov@avroid.tech>

src/tech/avroid/scm/Git.groovy

@@ -51,7 +51,7 @@ class Git implements Serializable {
             recursiveSubmodules: true,
             parentCredentials: true,
             trackingSubmodules: false,
-            shallow: true,
+            shallow: false,
             path: './',
             listFiles: false
         ]