msm: wdog_debug: print the return value in case of failures
msm: wdog_debug: print the return value in case of failures

Printing the return value as part of the error message makes it
easier to root cause the failure.

Change-Id: I2ac96a0f0cb98ef5f6a6adaf5cd86b6e87f7499f
Signed-off-by: Syed Rameez Mustafa <d316c38b3127db4a8d19f369f757269f344aa63c@codeaurora.org>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas