msm: ipa: Fix for missing int overflow check in the refcount library

Overflow of reference counter can lead to memory leak.

Before incrementing the reference count, check with
U32_MAX and return for error check.

Change-Id: Ib96d36574ee086ec73c9836110cb2c98e8ae3d66
Acked-by: Mohammed Javid <mjavid@qti.qualcomm.com>
Signed-off-by: Utkarsh Saxena <usaxena@codeaurora.org>