fix(deps): Update dependency @types/pg to v8.15.6 (#783)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [@types/pg](https://redirect.github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/pg) ([source](https://redirect.github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/pg)) | devDependencies | patch | [`8.15.5` -> `8.15.6`](https://renovatebot.com/diffs/npm/@types%2fpg/8.15.5/8.15.6) |

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Author: cq-bot

package-lock.json

@@ -39,7 +39,7 @@
     "@commitlint/cli": "19.8.1",
     "@commitlint/config-conventional": "19.8.1",
     "@types/node": "22.18.12",
-    "@types/pg": "8.15.5",
+    "@types/pg": "8.15.6",
     "@types/semver": "7.7.1",
     "@typescript-eslint/eslint-plugin": "8.46.2",
     "@typescript-eslint/parser": "8.46.2",