Cleanup BUILD.gn files from imports like foo:foo

Repalce all occurrences of foo:foo in deps with just foo in BUILD.gn
files.

Done with Sublime regex replace.
Find: \b([-a-zA-Z0-9_]+):+\1\b
In: *.gn
Replace with: \1

Bug: None
Change-Id: I40aba1b14face687a595b852ffe443cb20197611
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/127899
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Commit-Queue: Artem Titov <titovartem@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#27225}
diff --git a/api/BUILD.gn b/api/BUILD.gn
index 7e54cb3..ec03df3 100644
--- a/api/BUILD.gn
+++ b/api/BUILD.gn
@@ -53,8 +53,8 @@
     "../modules/audio_device:audio_device_api",
     "../modules/audio_processing:api",
     "../pc:peerconnection",
+    "../rtc_base",
     "../rtc_base:deprecation",
-    "../rtc_base:rtc_base",
     "../rtc_base:rtc_base_approved",
     "audio:audio_mixer_api",
     "audio_codecs:audio_codecs_api",
@@ -162,9 +162,9 @@
     "../logging:rtc_event_log_api",
     "../media:rtc_media_config",
     "../modules/audio_processing:audio_processing_statistics",
+    "../rtc_base",
     "../rtc_base:checks",
     "../rtc_base:deprecation",
-    "../rtc_base:rtc_base",
     "../rtc_base:rtc_base_approved",
     "../rtc_base/system:rtc_export",
   ]
@@ -326,8 +326,8 @@
     "test/simulated_network.h",
   ]
   deps = [
+    "../rtc_base",
     "../rtc_base:criticalsection",
-    "../rtc_base:rtc_base",
     "//third_party/abseil-cpp/absl/types:optional",
   ]
 }
@@ -339,7 +339,7 @@
   ]
   deps = [
     ":simulated_network_api",
-    "../rtc_base:rtc_base",
+    "../rtc_base",
   ]
 }
 
@@ -386,7 +386,7 @@
     ":libjingle_peerconnection_api",
     ":scoped_refptr",
     "../p2p:rtc_p2p",
-    "../rtc_base:rtc_base",
+    "../rtc_base",
     "//third_party/abseil-cpp/absl/memory",
   ]
 }
@@ -410,8 +410,8 @@
       ]
 
       deps = [
+        "../modules/audio_processing",
         "../modules/audio_processing:api",
-        "../modules/audio_processing:audio_processing",
         "../modules/audio_processing:audioproc_f_impl",
       ]
     }
@@ -673,8 +673,8 @@
 
     deps = [
       ":libjingle_peerconnection_api",
+      "../rtc_base",
       "../rtc_base:checks",
-      "../rtc_base:rtc_base",
       "//third_party/abseil-cpp/absl/memory",
     ]
   }