rtlwifi: rtl8192com: Fix blank line problems

The following types of blank line problems are reported:

WARNING: Missing a blank line after declarations
CHECK: Please don't use multiple blank lines

There are no code changes.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>