iio: mma8452: Fix trigger reference couting
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.4.295 by commit 094d513b78b1714113bc016684b8142382e071ba, it was introduced in version v4.2 by commit ae6d9ce05691bf79694074db7c7da980080548af. For more details please see the references link.