dontaudit denials for proc_cmdline in vendor_modprobe domain

Bug: 151400296
Test: apply this patch and the original denials are gone
Change-Id: Icdf278a38c308a6b1e6bc16ca52628863618a613
diff --git a/vendor/qcom/common/vendor_modprobe.te b/vendor/qcom/common/vendor_modprobe.te
new file mode 100644
index 0000000..8a069fa
--- /dev/null
+++ b/vendor/qcom/common/vendor_modprobe.te
@@ -0,0 +1 @@
+dontaudit vendor_modprobe proc_cmdline:file r_file_perms;