PCMCIA/i82092: change code indentation

Align switch and case labels in order to improve readability.
For the same reason, change the indentation of an if-statement.

Co-developed-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Lukas Panzer <lukas.panzer@fau.de>
Signed-off-by: Simon Geis <simon.geis@fau.de>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>