fix(deps): update dependency @microfleet/plugin-knex to v9

Author: renovate[bot]

package.json

@@ -14,7 +14,7 @@
   "dependencies": {
     "@hapi/hapi": "^18.3.2",
     "@microfleet/core": "^15.0.0",
-    "@microfleet/plugin-knex": "^0.2.6",
+    "@microfleet/plugin-knex": "^9.0.0",
     "@microfleet/transport-amqp": "^15.0.0",
     "@microfleet/validation": "^8.1.2",
     "common-errors": "^1.0.5",