use yes to indicate android camera access support in readme

README.md

@@ -95,7 +95,7 @@ Installation of `FlutterFFmpeg` using `pub` enables the default package, which i
 |        | Main Release | LTS Release |
 | :----: | :----: | :----: |
 | Android API Level | 24 | 21 | 
-| Android Camera Access | x | - |
+| Android Camera Access | Yes | - |
 | Android Architectures | arm-v7a-neon<br>arm64-v8a<br>x86<br>x86-64 | arm-v7a<br>arm-v7a-neon<br>arm64-v8a<br>x86<br>x86-64 |
 | IOS SDK | 12.1 | 9.3 |
 | Xcode Support | 10.1 | 7.3.1 |