chore(deps): update pulseengine-mcp-protocol requirement

Updates the requirements on [pulseengine-mcp-protocol](https://github.com/pulseengine/mcp) to permit the latest version.
- [Release notes](https://github.com/pulseengine/mcp/releases)
- [Changelog](https://github.com/pulseengine/mcp/blob/main/CHANGELOG.md)
- [Commits](pulseengine/mcp@v0.11.0...v0.11.0)

---
updated-dependencies:
- dependency-name: pulseengine-mcp-protocol
  dependency-version: 0.11.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Cargo.toml

@@ -21,5 +21,5 @@ rand = "0.9"
 # PulseEngine MCP Framework - Published v0.11.0
 pulseengine-mcp-server = { version = "0.11.0", features = ["stdio-logging"] }
 pulseengine-mcp-macros = { version = "0.11.0" }
-pulseengine-mcp-protocol = { version = "0.11.0" }
+pulseengine-mcp-protocol = { version = "0.13.0" }
 pulseengine-mcp-transport = { version = "0.11.0" }