Simplify custom URL checks by removing redundant strip calls

Co-authored-by: pontemonti <7850950+pontemonti@users.noreply.github.com>

Author: Copilot

libraries/microsoft-agents-a365-tooling/microsoft_agents_a365/tooling/services/mcp_tool_server_configuration_service.py

@@ -402,7 +402,7 @@ def _parse_manifest_server_config(
             custom_url = self._extract_server_url(server_element)
 
             # If custom URL is provided, use it directly; otherwise construct from base URL
-            if custom_url and custom_url.strip():
+            if custom_url:
                 return MCPServerConfig(
                     mcp_server_name=name, mcp_server_unique_name=server_name, url=custom_url
                 )
@@ -437,7 +437,7 @@ def _parse_gateway_server_config(
             custom_url = self._extract_server_url(server_element)
 
             # If custom URL is provided, use it; otherwise use the endpoint as-is
-            if custom_url and custom_url.strip():
+            if custom_url:
                 return MCPServerConfig(
                     mcp_server_name=name, mcp_server_unique_name=endpoint, url=custom_url
                 )