Add PR link to v3.25.19 bug fix in combined notes

Author: Merge Resolver

docs/update-notes/v3.25.mdx

@@ -196,7 +196,7 @@ Critical fixes that improve stability and compatibility:
 * **Terminal Reuse**: Fixed terminal reuse logic to properly handle terminal lifecycle management
 * **LM Studio Models**: Fixed duplicate model entries by implementing case-insensitive deduplication, ensuring models appear only once in the provider configuration
 * **Reasoning Usage**: Fixed enableReasoningEffort setting not being respected when determining reasoning usage, avoiding unintended reasoning costs
-* **Welcome Screen**: Fixed the "Let's go" button not working for Roo Code Cloud provider
+* **Welcome Screen**: Fixed the "Let's go" button not working for Roo Code Cloud provider ([#7239](https://github.com/RooCodeInc/Roo-Code/pull/7239))
 
 ### Provider Updates