arm/dt: msm8974: increase audio heap size by 3MB
arm/dt: msm8974: increase audio heap size by 3MB

To support multiple(upto 4) instances of tunnel audio playback
sessions we need more memory

Change-Id: I9ea2ba38f7228e45e8edf71831d8c0762dcff7dd
Signed-off-by: Jitendra Singh Naruka <1495876504ca4de9a9b30a1e2fbd2363487d5fdc@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