meson.eclass: ensure we have a UTF-8 locale set

Bug: https://bugs.gentoo.org/625396

eclass/meson.eclass

@@ -40,7 +40,7 @@ esac
 
 if [[ -z ${_MESON_ECLASS} ]]; then
 
-inherit ninja-utils toolchain-funcs
+inherit ninja-utils python-utils-r1 toolchain-funcs
 
 fi
 
@@ -148,6 +148,9 @@ meson_src_configure() {
 		STRIP=$(tc-getBUILD_STRIP)
 	fi
 
+	# https://bugs.gentoo.org/625396
+	python_export_utf8_locale
+
 	# Append additional arguments from ebuild
 	mesonargs+=("${emesonargs[@]}")