crypto: msm: avoid double free of pqcrypto_req_control

In _qcrypto_probe() function error path pqcrypto_req_control memory
is freed two times, so fix the error patch to avoid double free.

Change-Id: If3e357c0886dfbe5ecb4ca65a40c810365fc8042
Signed-off-by: Prasad Sodagudi <psodagud@codeaurora.org>