dumpstate: touch: Add touch_predump for stm

10-01 21:39:00.372 11262 11262 I sh      : type=1400 audit(0.0:20): avc:
denied  { write } for  name="driver_test" dev="proc" ino=4026536282
scontext=u:r:predump_touch:s0 tcontext=u:object_r:proc_touch:s0
tclass=file permissive=1

10-01 21:39:00.432 11265 11265 I cat     : type=1400 audit(0.0:22): avc:
denied  { search } for  name="spi20.0" dev="sysfs" ino=55787
scontext=u:r:predump_touch:s0 tcontext=u:object_r:sysfs_touch:s0
tclass=dir permissive=1

10-01 21:39:00.444 11262 11262 I sh      : type=1400 audit(0.0:25): avc:
denied  { write } for  name="stm_fts_cmd" dev="sysfs" ino=112798
scontext=u:r:predump_touch:s0 tcontext=u:object_r:sysfs_touch:s0
tclass=file permissive=1

Test: b/318578275
Test: Flash on dogfood device and check touch dump logs
Bug: 287907308
Flag: EXEMPT bugfix
Change-Id: I9dade94f96879a269b5db2ebbe9595ea0e099acc
diff --git a/touch/stm/predump_stm20.mk b/touch/stm/predump_stm20.mk
new file mode 100644
index 0000000..cdf3e35
--- /dev/null
+++ b/touch/stm/predump_stm20.mk
@@ -0,0 +1,6 @@
+PRODUCT_VENDOR_PROPERTIES += ro.vendor.touch.dump.sys=/sys/class/spi_master/spi20/spi20.0
+PRODUCT_VENDOR_PROPERTIES += ro.vendor.touch.dump.proc=/proc/fts/driver_test
+
+BOARD_VENDOR_SEPOLICY_DIRS += device/google/gs-common/touch/stm/predump_sepolicy
+
+PRODUCT_PACKAGES += predump_stm.sh