msm: ipa3: Changes to fix memory leak issue

During adding/deleting header rule found invalid entry not
freeing the header proc memory allocation due to that IPA
context bank page table was full, later it was failed
to map pages. To avoid this issue adding change to
free the memory in failed scenarios.

Change-Id: I8e5fd68d35579b4638e91590f5df876aa9d256a6
Signed-off-by: Ashok Vuyyuru <quic_avuyyuru@quicinc.com>