input: touchscreen: Add devm_kzalloc calls to goodix driver

Change the kzalloc calls to devm_kzalloc calls to
avoid explicit kfree calls. Remove redundant kfree calls
to avoid double free. Fix error check path on devm_kzalloc
return values. Also remove redundant goto labels.

CRs-fixed: 554778
Change-Id: I62f0ff800318882067bc0f16b021cb344e340ecf
Signed-off-by: Shantanu Jain <shjain@codeaurora.org>