ARM: dts: msm: comment is not closed properly

There is a typo error in msm8226-v1-pm.dtsi which causes
irq 181 to be ignored. Corrected the same error for
corresponding files for 8226 v2, 8610 and 8974 v1.

CRs-fixed: 529575
Change-Id: I2ecbf001ff2befe6b2c4380fd73824d97f871c3b
Signed-off-by: Venkat Devarasetty <vdevaras@codeaurora.org>