internal/rosa/package/qemu: use system meson

This also enables meson colour and fixes test suite invocation.

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/package/qemu/meson-colour.patch

@@ -0,0 +1,13 @@
+diff --git a/configure b/configure
+index 6ddfe4b534..1cba33d562 100755
+--- a/configure
++++ b/configure
+@@ -1946,7 +1946,7 @@ if test "$skip_meson" = no; then
+   test -n "$gdb_bin" && meson_option_add "-Dgdb=$gdb_bin"
+ 
+   run_meson() {
+-    NINJA=$ninja $meson setup "$@" "$PWD" "$source_path"
++    NINJA=$ninja CLICOLOR_FORCE=1 $meson setup "$@" "$PWD" "$source_path"
+   }
+   eval run_meson $meson_options
+   if test "$?" -ne 0 ; then

internal/rosa/package/qemu/package.az

@@ -10,6 +10,8 @@ package qemu {
 		compress = bzip2;
 	};
 	patches = [
+		"meson-colour.patch",
+
 		"disable-mcast-test.patch",
 		// fails with ipv6 disabled
 		"disable-netdev-socket.patch",
@@ -56,14 +58,15 @@ EOF
 
 		check = [
 			"TIMEOUT_MULTIPLIER=5",
+			"check",
 		];
 	};
 
 	inputs = [
 		bash,
-		python,
 		python-setuptools,
 		python-wheel,
+		meson,
 		ninja,
 		pkgconf,
 		diffutils,