claude-code, codex, antigravity-cli, github-copilot-cli, opencode, vscode, zed-editor: use mcp lib

- use lib.hm.mcp.transformMcpServer for MCP integration
- Update tests to reflect new merged server configuration

tests/modules/programs/github-copilot-cli/expected-mcp-integration-config.json

@@ -15,7 +15,6 @@
       "type": "local"
     },
     "fetch": {
-      "args": [],
       "command": "mcp-server-fetch",
       "tools": [
         "*"