revert bluedroid: increase uhid report buffer size for wiimote

The wiimote driver > kernel 3.2 uses at least 22bytes, so bluedroid crashes cause it only allows 20bytes max. we increase this limit.

Change-Id: If5c44c0bdac6dce232f635830e9f26f2b2820993 (reverted from commit fa5130d5ba239277ea3662c4fbfa38b4a684c1a3)