pcmcia: CodingStyle fixes

Fix most of the remaining CodingStyle issues in drivers/pcmcia , which
related to wrong indent -- PCMCIA historically used 4 spaces. Also, remove
a custom min() implementation with the generic one.

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>

diff --cc drivers/pcmcia/cardbus.c
Simple merge

diff --cc drivers/pcmcia/cistpl.c
Simple merge

diff --cc drivers/pcmcia/rsrc_mgr.c
Simple merge