docs: add/update android+ios readme example project links

bdk-android/README.md

@@ -44,6 +44,7 @@ dependencies {
 ```
 
 ### Example Projects
+* [bdk-kotlin-example-wallet](https://github.com/bitcoindevkit/bdk-kotlin-example-wallet)
 * [Devkit Wallet](https://github.com/thunderbiscuit/devkit-wallet)
 * [Padawan Wallet](https://github.com/thunderbiscuit/padawan-wallet)
 

bdk-swift/README.md

@@ -35,7 +35,7 @@ swift test
 
 ### Example Projects
 
-* [BdkSwiftSample](https://github.com/futurepaul/BdkSwiftSample), iOS
+* [BDKSwiftExampleWallet](https://github.com/bitcoindevkit/BDKSwiftExampleWallet), iOS
 
 ## How to Build and Publish