Bluetooth: Fix for out of bound exception

Increase array length to accomadate TWS+ codec entry in
DevUI settings.

 Conflicts:
	packages/SettingsLib/res/values/arrays.xml

CRs-fixed: 2495783
Change-Id: I3b334f9420eff0850ead4db9d452c69ce4295c50
Signed-off-by: Volodymyr Zhdanov <wight554@gmail.com>