Merge pull request #381 from eXist-db/dependabot/npm_and_yarn/del-5.1.0

chore(deps-dev): bump del from 5.0.0 to 5.1.0

Author: duncdrum

package-lock.json

@@ -32,7 +32,7 @@
     "acorn": "^7.0.0",
     "chai": "^4.2.0",
     "cypress": "^3.4.1",
-    "del": "^5.0.0",
+    "del": "^5.1.0",
     "gulp": "^4.0.2",
     "gulp-autoprefixer": "^7.0.0",
     "gulp-concat": "^2.6.1",