Updated Decrypting Realm Databases for Android (0x05d) and iOS (0x06d)

[R3zk0n]

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This PR closes #1951

Long delay and update, added both iOS and Android examples

[R3zk0n]

Updated Frida Script

[cpholguera]

Maybe you could include a final short paragraph in both files indicating that the DB can be then extracted with adb pull and viewed with https://github.com/realm/realm-studio could you please try if that works for you?

Something like

To access the decrypted data, you can pull the database using `adb pull`, then load it into [Realm Studio](https://docs.realm.io/sync/realm-studio#browsing-local-realms) and insert the key you previously obtained.

[cpholguera]

Thanks for the additions @R3zk0n!