chore: update README.md format for mobile example

- Reformatted Android and iOS setup instructions for clarity
- Added whitespace for better readability
- Updated code blocks for consistency

Author: devxpain

examples/mobile/README.md

@@ -3,6 +3,7 @@
 ## Android
 
 - **Build Library:**
+
   Run the following command to build the native library for Android:
 
   ```bash
@@ -21,45 +22,64 @@
      - **Emulator:** Create and launch an Android Virtual Device (AVD).
      - **USB Device:** Connect an Android device via USB.
      - **Wireless Device:** Pair your device using **Android Studio** (recommended for simplicity).
+  
   2. Start the ADB server and verify the connection:
+  
      ```bash
      adb start-server
      adb devices
      ```
+  
   3. Navigate to the Android project directory:
+  
      ```bash
      cd android
      ```
+  
   4. Ensure `./gradlew` has execution permissions:
+  
      ```bash
      chmod +x ./gradlew
      ```
+  
   5. Build the application:
+  
      - **Debug:**
+  
        ```bash
        ./gradlew assembleDebug
        ```
+  
      - **Release:**
+  
        ```bash
        ./gradlew assembleRelease
        ```
+  
      - **Bundle (requires signing configuration in Gradle):**
+  
        ```bash
        ./gradlew bundleRelease
        ```
+  
   6. Install the application on the device:
-
+  
      - **Debug:**
+  
        ```bash
        adb install -r app/build/outputs/apk/debug/app-debug.apk
        ```
+  
      - **Release:**
+  
        ```bash
        adb install -r app/build/outputs/apk/release/app-release-unsigned.apk
        ```
+  
        **Note:** The release build requires signing before installation.
-
+  
   7. Launch the application:
+  
      ```bash
      adb shell am start -n org.bevyengine.mobile/.MainActivity
      ```
@@ -75,29 +95,35 @@
 - **Run Using Shell Commands:**
 
   - **Run on the First Available Simulator:**
+  
     Simply run:
-
+  
     ```sh
     make
     ```
-
+  
     This executes the default `run` command in the `Makefile`, launching the app on the first available simulator.
-
+  
   - **Run on a Specific Device:**
-
+  
     1. **Find the Device ID:**
-
+  
        - For **simulators**, run:
+  
          ```sh
          xcrun simctl list devices
          ```
+  
        - For **physical devices**, run:
+  
          ```sh
          xcrun xctrace list devices
          ```
+  
        - Copy the desired **Device ID**, e.g., `912BFD4B-9AFB-4DDE-983A-1816245DB2DA`.
-
+  
     2. **Run the App on the Selected Device:**
+  
        ```sh
        make run DEVICE_ID=912BFD4B-9AFB-4DDE-983A-1816245DB2DA
        ```
@@ -108,12 +134,12 @@ This section shows how to develop both mobile and desktop apps within the same C
 
 - **To run from the Bevy root:**
 
-```bash
-cargo run -p bevy_mobile_example
-```
+  ```bash
+  cargo run -p bevy_mobile_example
+  ```
 
 - **To run from the Bevy examples directory for mobile:**
 
-```bash
-cargo run
-```
+  ```bash
+  cargo run
+  ```