soc: qcom: pil: Fix error case scenario in modem ramdump

During ramdump collection we assign memory to HLOS from modem. Whether
ramdump collection is successful or not, we should assign memory back to
modem. This is to avoid access violations in powerup path which happens
after ramdump.

CRs-Fixed: 2002073
Change-Id: I7f1d42aebb44464fe077ca544ce91c2d7a8eefbb
Signed-off-by: Puja Gupta <pujag@codeaurora.org>
Signed-off-by: Satya Durga Srinivasu Prabhala <satyap@codeaurora.org>