fix: update docker-plugin to improve detection of the OS of images

Author: ivanstanev

package-lock.json

@@ -43,7 +43,7 @@
     "needle": "^2.6.0",
     "sleep-promise": "^8.0.1",
     "snyk-config": "4.0.0",
-    "snyk-docker-plugin": "^4.19.1",
+    "snyk-docker-plugin": "^4.19.3",
     "source-map-support": "^0.5.16",
     "tunnel": "0.0.6",
     "typescript": "^3.9.9",