Merge pull request #155 from stacklok/renovate/ghcr.io-stacklok-dockyard-npx-phoenix-mcp-2.x

chore(deps): update ghcr.io/stacklok/dockyard/npx/phoenix-mcp docker tag to v2.2.15

Author: JAORMX

registry/phoenix/spec.yaml

@@ -1,5 +1,5 @@
 # Docker/OCI image reference (REQUIRED)
-image: ghcr.io/stacklok/dockyard/npx/phoenix-mcp:2.2.9
+image: ghcr.io/stacklok/dockyard/npx/phoenix-mcp:2.2.15
 # One-line description (REQUIRED)
 description: MCP server for Arize Phoenix observability platform
 # Communication protocol (REQUIRED)