Bump adb read timeout

Some adb commands (like `dumpsys`) are very slow and the default timeout is "only" 10s. 
A timeout of 200 seconds is chosen completely at random - works on my phone 🤷

Fixes https://github.com/mvt-project/mvt/issues/113
Fixes https://github.com/mvt-project/mvt/issues/228

mvt/android/modules/adb/base.py

@@ -112,7 +112,7 @@ class AndroidExtraction(MVTModule):
         :returns: Output of command
 
         """
-        return self.device.shell(command)
+        return self.device.shell(command, read_timeout_s=200.0)
 
     def _adb_check_if_root(self):
         """Check if we have a `su` binary on the Android device.