WiFi: Modify OWNERS files

add kumachang@ in OWNERS file

Bug: 274850026
Test: None
Change-Id: I19cebbfeb9f8e146b4c0db853020555d0a1fb925
diff --git a/wifi/java/src/android/net/wifi/nl80211/OWNERS b/wifi/java/src/android/net/wifi/nl80211/OWNERS
new file mode 100644
index 0000000..8a75e25
--- /dev/null
+++ b/wifi/java/src/android/net/wifi/nl80211/OWNERS
@@ -0,0 +1 @@
+kumachang@google.com