Merge pull request #122 from nulab/bump-version-0.11.0

bump version to 0.11.1 in manifest.json

Author: katayama8000

manifest.json

@@ -2,7 +2,7 @@
   "manifest_version": "0.3",
   "name": "backlog-mcp-server",
   "display_name": "Backlog MCP Server",
-  "version": "0.11.0",
+  "version": "0.11.1",
   "description": "MCP server for Nulab Backlog project management service",
   "author": {
     "name": "nulab",