fix(security): block URL-encoded injection patterns in SecurityValidator.validate_url()#4335

jonpspri merged 2 commits intomainIBM/mcp-context-forge:mainfrom

4318-icacf-19-securitypen-testingtighten-url-and-path-input-validation-on-the-gateway-test-endpointIBM/mcp-context-forge:4318-icacf-19-securitypen-testingtighten-url-and-path-input-validation-on-the-gateway-test-endpointCopy head branch name to clipboard