fix(deps): update dependency simple-git to v3.15.1

Author: renovate[bot]

package-lock.json

@@ -31,7 +31,7 @@
     "semantic-release": "19.0.5",
     "semantic-release-docker": "2.2.0",
     "semver": "7.3.7",
-    "simple-git": "3.15.0"
+    "simple-git": "3.15.1"
   },
   "devDependencies": {},
   "publishConfig": {