fix(deps): update dependency knex to v2 [security]

Author: renovate[bot]

templates/fullstack/server/package.json

@@ -21,7 +21,7 @@
     "graphql": "15.7.2",
     "graphql-config": "3.4.1",
     "graphql-tag": "2.12.6",
-    "knex": "0.95.14",
+    "knex": "2.4.0",
     "pg": "8.7.1",
     "ts-node": "9.1.1",
     "ts-node-dev": "1.1.8",