fix: Update ninja link (#1222)

Author: raymondk

rust/pictures-gallery/README.md

@@ -6,7 +6,7 @@ A decentralized photo gallery application built on the Internet Computer blockch
 
 ## Deploying from ICP Ninja
 
-[![](https://icp.ninja/assets/open.svg)](https://icp.ninja/i?url=https://github.com/examples/rust/pictures-gallery)
+[![](https://icp.ninja/assets/open.svg)](https://icp.ninja/editor?g=https://github.com/dfinity/examples/rust/pictures-gallery)
 
 ## Build and deploy from the command-line