Add QR scanner for walletconnect (#36)

* Add page for scanning qr code

* Refactor code

* Ask for permission to use camera

* Change Qr to QR

* Seperate imports

* QR instead of Qr

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Co-authored-by: Adw8 <adwait@deepstacksoft.com>

android/app/src/main/AndroidManifest.xml

@@ -1,6 +1,7 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.laconic.wallet"> 
 
     <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.CAMERA" />
 
     <application
       android:name=".MainApplication"

android/gradle.properties

@@ -39,3 +39,5 @@ newArchEnabled=false
 # Use this property to enable or disable the Hermes JS engine.
 # If set to false, you will be using JSC instead.
 hermesEnabled=true
+
+VisionCamera_enableCodeScanner=true