Update link in MCP issue template

Signed-off-by: José Valim <jose.valim@dashbit.co>

Author: josevalim

.github/ISSUE_TEMPLATE/2_mcp.yml

@@ -8,7 +8,7 @@ body:
       value: >
         Thanks for taking the time to fill out this bug report.
         Before moving forward, check out
-        [our MCP Troubleshooting guide](https://hexdocs.pm/tidewave/mcp_troubleshooting.html).
+        [our MCP Troubleshooting section](https://hexdocs.pm/tidewave/mcp.html#troubleshooting).
 
   - type: input
     id: mcp-client