Update antenna position coordinates

Bug: 353895373
Test: manual
Flag: EXEMPT bugfix
Change-Id: I1f2b151dc5d9bfae976ea0e8501f6f7159e6b805

rro_overlays/NfcOverlay/res/values/config.xml

@@ -30,7 +30,7 @@
     <item>36</item>
   </integer-array>
   <integer-array name="antenna_y">
-    <item>102</item>
+    <item>48</item>
   </integer-array>
   <bool name="nfc_observe_mode_supported">true</bool>
 </resources>