feat: Add support for Node 20, drop support for Node 14, 16 (#8907)

BREAKING CHANGE: Removes support for Node 14 and 16

package-lock.json

@@ -24,7 +24,7 @@
         "deepcopy": "2.1.0",
         "express": "4.18.2",
         "express-rate-limit": "6.7.0",
-        "follow-redirects": "^1.15.4",
+        "follow-redirects": "1.15.4",
         "graphql": "16.8.1",
         "graphql-list-fields": "2.0.2",
         "graphql-relay": "0.10.0",
@@ -102,7 +102,7 @@
         "yaml": "1.10.0"
       },
       "engines": {
-        "node": ">=14.21.0 <17 || >=18 <19"
+        "node": ">=18.0.0 <21"
       },
       "funding": {
         "type": "opencollective",