Bump version to 0.20.0

- Updated all package.json files to version 0.20.0
- Updated workspace dependencies in root package.json
- Updated package-lock.json
- Verified version consistency with check-version-consistency script

Co-authored-by: Ola Hungerford <olaservo@users.noreply.github.com>

Author: github-actions[bot]

cli/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@modelcontextprotocol/inspector-cli",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "description": "CLI for the Model Context Protocol inspector",
   "license": "SEE LICENSE IN LICENSE",
   "author": "Model Context Protocol a Series of LF Projects, LLC.",

client/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@modelcontextprotocol/inspector-client",
-  "version": "0.19.0",
+  "version": "0.20.0",
   "description": "Client-side application for the Model Context Protocol inspector",
   "license": "SEE LICENSE IN LICENSE",
   "author": "Model Context Protocol a Series of LF Projects, LLC.",