chore: remove unused aws-sdk dependency

Removed aws-sdk as it was not being used in the codebase.
This resolves the Docker build error related to lockfile mismatch.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

package.json

@@ -53,7 +53,6 @@
     "@vueuse/core": "^11.0.0",
     "@wangeditor/editor": "^5.1.23",
     "@wangeditor/editor-for-vue": "next",
-    "aws-sdk": "^2.1693.0",
     "axios": "^1.7.5",
     "crypto-js": "^4.2.0",
     "echarts": "^5.4.0",