qt5-webengine: fix cross

-L<cross_path> leaks somewhere into host build steps,
so just strip it at the link wrapper

srcpkgs/qt5-webengine/patches/cross-insanity.patch

@@ -0,0 +1,20 @@
+--- a/src/3rdparty/chromium/build/toolchain/gcc_link_wrapper.py	2021-02-23 16:36:59.000000000 +0100
++++ b/src/3rdparty/chromium/build/toolchain/gcc_link_wrapper.py	2021-03-09 22:21:08.066565706 +0100
+@@ -54,10 +54,16 @@
+                       help='Linking command')
+   args = parser.parse_args()
+ 
++  command = []
++  if(args.command[0] == "/usr/lib/ccache/bin/g++"):
++    command = [e for e in  args.command if not e.startswith("-L")]
++  else:
++    command = args.command
++
+   # Work-around for gold being slow-by-default. http://crbug.com/632230
+   fast_env = dict(os.environ)
+   fast_env['LC_ALL'] = 'C'
+-  result = wrapper_utils.RunLinkWithOptionalMapFile(args.command, env=fast_env,
++  result = wrapper_utils.RunLinkWithOptionalMapFile(command, env=fast_env,
+                                                     map_file=args.map_file)
+   if result != 0:
+     return result

srcpkgs/qt5-webengine/template

@@ -1,6 +1,3 @@
-nocross="https://build.voidlinux.org/builders/aarch64-musl_builder/builds/32273/steps/shell_3/logs/stdio"
-# using /usr/bin/ld but target libraries
-
 # Template file for 'qt5-webengine'
 pkgname=qt5-webengine
 version=5.15.3
@@ -18,7 +15,9 @@ configure_args="--
  $(vopt_if pipewire '' '-no')-webengine-webrtc-pipewire"
 # Rely on auto detection (fails if forced for cross builds) -webengine-alsa
 hostmakedepends="qt5-qmake gperf ninja qt5-host-tools flex pkg-config nodejs
- which perl python protobuf nss-devel libevent-devel zlib-devel icu-devel"
+ which perl python protobuf nss-devel libevent-devel zlib-devel icu-devel
+ libjpeg-turbo-devel libpng-devel libwebp-devel freetype-devel
+ harfbuzz-devel"
 makedepends="qt5-webchannel-devel qt5-location-devel qt5-tools-devel qt5-devel
  qt5-declarative-devel libevent-devel snappy-devel icu-devel ffmpeg-devel
  libwebp-devel opus-devel cups-devel nss-devel minizip-devel libxslt-devel
@@ -36,6 +35,7 @@ checksum="8e86257d25a641939d50c14de2049b384c371fcb70a60a289dc5426be0423b40
  ee97e569529a60729e3c6b7317011fd2cc40600079e90c4afa2e5ea9edcd58ef"
 patch_args="-Np1"
 
+no_generic_pkgconfig_link=yes
 build_options="sndio pipewire"
 build_options_default="pipewire"
 desc_option_pipewire="Enable support for screen sharing for WebRTC via PipeWire"