usb: Fix arc-camera3-libcamera_timezone

Add the missing template file.
BUG=b:63280507
TEST=emerge-${BOARD} arc-camera3-libcamera_timezone pass

Change-Id: Ia3286b04ef179f7fe9eb354cf322520e2185bbe6
Reviewed-on: https://chromium-review.googlesource.com/711515
Commit-Ready: Heng-ruey Hsu <henryhsu@chromium.org>
Tested-by: Heng-ruey Hsu <henryhsu@chromium.org>
Reviewed-by: Wu-Cheng Li <wuchengli@chromium.org>
diff --git a/common/libcamera_timezone.pc.template b/common/libcamera_timezone.pc.template
new file mode 100644
index 0000000..e462f8d
--- /dev/null
+++ b/common/libcamera_timezone.pc.template
@@ -0,0 +1,9 @@
+include_dir=@INCLUDE_DIR@
+lib_dir=@LIB_DIR@
+
+Name: libcamera_timezone
+Description: Time zone util for ARC++ camera HAL
+Version: 0
+Requires.private: libchrome-@LIBCHROME_VERS@
+Cflags: -I${include_dir}
+Libs: -L${lib_dir} -lcamera_timezone.pic