Bump plugin version to 0.2.20 for next development track

Author: Teamcity

package.json

@@ -1,6 +1,6 @@
 {
     "name": "PostgreSQL",
-    "version": "0.2.19",
+    "version": "0.2.20",
     "author": "hackolade",
     "engines": {
         "hackolade": "7.7.10",
@@ -88,4 +88,4 @@
         "lodash": "4.17.21",
         "pg": "8.12.0"
     }
-}
+}