axolotl: gps: Android mk to bp conversion

Change-Id: I206b4a5a2b7e88a6a20522611e7b2684594ef6f4
CRs-Fixed: 2559087
diff --git a/gps/Android.bp b/gps/Android.bp
new file mode 100644
index 0000000..395136c
--- /dev/null
+++ b/gps/Android.bp
@@ -0,0 +1,4 @@
+GNSS_CFLAGS = [
+    "-Werror",
+    "-Wno-undefined-bool-conversion",
+]