Fix link in android docs (#9335)

Fix sha256sums link

Author: kirklandsign

docs/source/using-executorch-android.md

@@ -28,7 +28,7 @@ The AAR artifact contains the Java library for users to integrate with their Jav
 
 | Version | AAR | SHASUMS |
 | ------- | --- | ------- |
-| [v0.5.0](https://github.com/pytorch/executorch/releases/tag/v0.5.0) | [executorch.aar](https://ossci-android.s3.amazonaws.com/executorch/release/v0.5.0-rc3/executorch.aar) | [executorch.aar.sha256sums](https://ossci-android.s3.amazonaws.com/executorch/release/v0.5.0-rc3/executorch.aar) |
+| [v0.5.0](https://github.com/pytorch/executorch/releases/tag/v0.5.0) | [executorch.aar](https://ossci-android.s3.amazonaws.com/executorch/release/v0.5.0-rc3/executorch.aar) | [executorch.aar.sha256sums](https://ossci-android.s3.amazonaws.com/executorch/release/v0.5.0-rc3/executorch.aar.sha256sums) |
 
 ### Snapshots from main branch