Add a Network flags file and flag for b/302033535

Add a network flags control file.

Bug: 302033535
Test: compilation
Change-Id: Id7eba7cb15adac7a1b98516419d776c2f1e01d03
diff --git a/flags/Android.bp b/flags/Android.bp
index 7486677..a278641 100644
--- a/flags/Android.bp
+++ b/flags/Android.bp
@@ -26,6 +26,7 @@
       "ims.aconfig",
       "messaging.aconfig",
       "misc.aconfig",
+      "network.aconfig",
       "subscription.aconfig",
       "uicc.aconfig",
       "satellite.aconfig",
diff --git a/flags/network.aconfig b/flags/network.aconfig
new file mode 100644
index 0000000..0c7873e
--- /dev/null
+++ b/flags/network.aconfig
@@ -0,0 +1,8 @@
+package: "com.android.internal.telephony.flags"
+
+flag {
+    name: "enable_carrier_config_n1_control"
+    namespace: "telephony"
+    description: "enabling this flag allows KEY_CARRIER_NR_AVAILABILITIES_INT_ARRAY to control N1 mode enablement"
+    bug:"302033535"
+}