usb: add disable_contanimant_detection

This patch adds the disable_contaminant_detection script, providing a
command-based method to bypass moisture detection.

Bug: 295127978
Test: disable moisture detection by 'setprop vendor.usb.contaminantdisable true'
Change-Id: I035d656401aedf11a9a5390504bec46b3c4e2634
Signed-off-by: Kuen-Han Tsai <khtsai@google.com>

Android.bp

@@ -34,3 +34,10 @@ license {
         "NOTICE",
     ],
 }
+
+sh_binary {
+    name: "disable_contaminant_detection.sh",
+    src: "disable_contaminant_detection.sh",
+    vendor: true,
+    sub_dir: "hw",
+}