Update submodules

Author: Kartatz

.gitmodules

@@ -4,14 +4,12 @@
 [submodule "TMessagesProj/jni/boringssl"]
 	path = TMessagesProj/jni/boringssl
 	url = https://github.com/google/boringssl
-	ignore = all
 [submodule "TMessagesProj/jni/libvpx"]
 	path = TMessagesProj/jni/libvpx
 	url = https://github.com/webmproject/libvpx
 [submodule "TMessagesProj/jni/ffmpeg"]
 	path = TMessagesProj/jni/ffmpeg
 	url = https://github.com/FFmpeg/FFmpeg
-	ignore = all
 [submodule "TMessagesProj/jni/dav1d"]
 	path = TMessagesProj/jni/dav1d
 	url = https://github.com/videolan/dav1d

TMessagesProj/jni/boringssl

@@ -10,14 +10,6 @@ PATH+=":${NDK}/toolchains/llvm/prebuilt/linux-x86_64/bin"
 
 cd "${APP_DIRECTORY}"
 
-git -C ffmpeg stash || true
-git -C libvpx stash || true
-git -C dav1d stash || true
-git -C boringssl stash || true
-git -C tdlib stash || true
-
-git submodule update --init --remote
-
 ./build_libvpx_clang.sh
 
 ./build_ffmpeg_clang.sh