staging: hp100: Add space between while keyword and open parenthesis

Add space between while keyword and open parenthesis "(" in the do while
statement to improve code readability and to adhere to the Linux Kernel
coding style.
Reported by checkpatch.pl

Signed-off-by: Soumyajit Deb <debsoumyajit100@gmail.com>
Link: https://lore.kernel.org/r/20200325115956.37126-1-debsoumyajit100@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>