[dev] Update dependency @types/elasticsearch to v5.0.43 (#198)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -26,7 +26,7 @@
   },
   "devDependencies": {
     "@types/csvtojson": "1.1.5",
-    "@types/elasticsearch": "5.0.42",
+    "@types/elasticsearch": "5.0.43",
     "@types/lodash": "4.14.192",
     "@types/node": "12.20.55",
     "@types/stemmer": "1.0.2",