Add metric num_connectivity_oneshot_scans

Bug: 67782437
Test: compile, unit tests

Change-Id: If4b0b1644442eb095e6d4d078dc7d365b12dce18
diff --git a/proto/src/wifi.proto b/proto/src/wifi.proto
index f6a54af..c77dcc0 100644
--- a/proto/src/wifi.proto
+++ b/proto/src/wifi.proto
@@ -63,7 +63,7 @@
   // Number scans that returned at least one result.
   optional int32 num_non_empty_scan_results = 13;
 
-  // Number of scans that were one time.
+  // Number of single scans requests.
   optional int32 num_oneshot_scans = 14;
 
   // Number of repeated background scans that were scheduled to the chip.
@@ -376,6 +376,9 @@
 
   // Wifi power statistics
   optional WifiPowerStats wifi_power_stats = 92;
+
+  // Number of connectivity single scan requests.
+  optional int32 num_connectivity_oneshot_scans = 93;
 }
 
 // Information that gets logged for every WiFi connection.
@@ -1155,4 +1158,4 @@
 
   // Amount of time wifi is in tx (ms)
   optional int64 tx_time_ms = 5;
-}
\ No newline at end of file
+}