ARM: OMAP2+: Fix falg->flag typo in omap_smc2()

ARM: OMAP2+: Fix falg->flag typo in omap_smc2()

Fix a spelling error in the omap_smc2() function declaration
and in a corresponding comment within the assembly source.
This was reported via bugzilla in 2019.

Reported-by: Jens Schleusener <Jens.Schleusener@fossies.org>
Link: https://bugzilla.kernel.org/show_bug.cgi?id=205891
Signed-off-by: Ali Khan <abdulalikhan1337@gmail.com>
Link: https://lore.kernel.org/r/20251007-omap-falg-fix-v1-1-545a1de74a0a@gmail.com
Signed-off-by: Kevin Hilman <khilman@baylibre.com>