drivers: android: Fix a variable declaration coding style issue

Add a blank line after variable declarations as suggested by checkpatch.

Signed-off-by: Mrinal Pandey <mrinalmni@gmail.com>
Link: https://lore.kernel.org/r/20200724131433.stf3ycooogawyzb3@mrinalpandey


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
(cherry picked from commit 81195f9689ac16c01c894c756b925e28e546b123)