[Documentation] fix README.md of CHIP controller (Android CHIPTool li…

…nk) (#26050)

* [Documentation] Update README.md of CHIP controller

Changed android CHIPTool link in src/controller/README.md from ../android/CHIPTool to ../../examples/android/CHIPTool

* [Documentation] applied restyle to src/controller/README.md

src/controller/README.md

@@ -11,7 +11,8 @@ The iOS chip-tool is located in [../darwin/CHIPTool](../darwin/CHIPTool).
 
 ### Android
 
-The Android chip-tool is located in [../android/CHIPTool](../android/CHIPTool).
+The Android chip-tool is located in
+[../../examples/android/CHIPTool](../../examples/android/CHIPTool).
 
 ### POSIX CLI