Fix bogus scanner error in dolphin-emu build

metadata/org.dolphinemu.dolphinemu.txt

@@ -29,8 +29,11 @@ Status: ALPHA
 Repo Type:git
 Repo:https://code.google.com/p/dolphin-emu/
 
+# Now scanner thinks, that bunch of Windows *.lib blobs are his enemies..
+# And (technically) he is correct!
 Build Version:0.11,11,4.0,buildjni=no,extlibs=android/android-support-v13.jar,\
 subdir=Source/Android,init=rm -r libs/*,\
+scanignore=build/org.dolphinemu.dolphinemu/Externals,\
 build=cd .. &&\
  cmake -DANDROID=True -DANDROID_NATIVE_API_LEVEL=android-14 \
  -DCMAKE_TOOLCHAIN_FILE=../Source/Android/android.toolchain.cmake \