Fixup alias & test blocks in fontconfig definition.

Fixes: https://bugs.gentoo.org/671790
Partial-Credit: <code@edoceo.com>
Signed-off-by: Robin H. Johnson <robbat2@gentoo.org>
See-Also: https://cromwell-intl.com/open-source/font-config-warnings.html
See-Also: https://cixtor.com/blog/fontconfig-warning

--- opendesktop-fonts-1.4.2/69-odofonts.conf	2007-09-10 02:09:37.000000000 -0700
+++ opendesktop-fonts-1.4.2/69-odofonts.conf	2019-02-23 14:03:02.280680514 -0800
@@ -1,38 +1,104 @@
 <?xml version="1.0"?>
 <!DOCTYPE fontconfig SYSTEM "fonts.dtd">
 <fontconfig>
+<!-- serif group -->
 <alias>
 	<family>文鼎ＰＬ新宋</family>
+	<default><family>serif</family></default>
+</alias>
+<alias>
 	<family>AR PL New Sung</family>
+	<default><family>serif</family></default>
+</alias>
+<alias>
 	<family>新細明體</family>
+	<default><family>serif</family></default>
+</alias>
+<alias>
 	<family>PMingLiU</family>
+	<default><family>serif</family></default>
+</alias>
+<alias>
 	<family>宋体</family>
+	<default><family>serif</family></default>
+</alias>
+<alias>
 	<family>SimSun</family>
+	<default><family>serif</family></default>
+</alias>
+<alias>
 	<family>文鼎ＰＬ新宋 ExtB</family>
+	<default><family>serif</family></default>
+</alias>
+<alias>
 	<family>AR PL New Sung ExtB</family>
 	<default><family>serif</family></default>
 </alias>
 
+<!-- sans-serif group -->
 <alias>
 	<family>文鼎ＰＬ新宋</family>
+	<default><family>sans-serif</family></default>
+</alias>
+<alias>
 	<family>AR PL New Sung</family>
+	<default><family>sans-serif</family></default>
+</alias>
+<alias>
 	<family>新細明體</family>
+	<default><family>sans-serif</family></default>
+</alias>
+<alias>
 	<family>PMingLiU</family>
+	<default><family>sans-serif</family></default>
+</alias>
+<alias>
 	<family>宋体</family>
+	<default><family>sans-serif</family></default>
+</alias>
+<alias>
 	<family>SimSun</family>
+	<default><family>sans-serif</family></default>
+</alias>
+<alias>
 	<family>文鼎ＰＬ新宋 ExtB</family>
+	<default><family>sans-serif</family></default>
+</alias>
+<alias>
 	<family>AR PL New Sung ExtB</family>
 	<default><family>sans-serif</family></default>
 </alias>
 
+<!-- monospace group -->
 <alias>
 	<family>文鼎ＰＬ新宋 Mono</family>
+	<default><family>monospace</family></default>
+</alias>
+<alias>
 	<family>AR PL New Sung Mono</family>
+	<default><family>monospace</family></default>
+</alias>
+<alias>
 	<family>細明體</family>
+	<default><family>monospace</family></default>
+</alias>
+<alias>
 	<family>MingLiU</family>
+	<default><family>monospace</family></default>
+</alias>
+<alias>
 	<family>新宋体</family>
+	<default><family>monospace</family></default>
+</alias>
+<alias>
 	<family>NSimSun</family>
+	<default><family>monospace</family></default>
+</alias>
+<alias>
 	<family>文鼎ＰＬ新宋 ExtB</family>
+	<default><family>monospace</family></default>
+</alias>
+<alias>
 	<family>AR PL New Sung ExtB</family>
 	<default><family>monospace</family></default>
 </alias>
@@ -82,12 +148,26 @@
 <match target="font">
 	<test name="family" compare="eq">
 		<string>文鼎ＰＬ新宋</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>AR PL New Sung</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>新細明體</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>PMingLiU</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>宋体</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>SimSun</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>文鼎ＰＬ新宋 ExtB</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>AR PL New Sung ExtB</string>
 	</test>
 	<edit name="embeddedbitmap">
@@ -98,10 +178,20 @@
 <match target="font">
 	<test name="family" compare="eq">
 		<string>文鼎ＰＬ新宋 Mono</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>AR PL New Sung Mono</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>細明體</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>MingLiU</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>新宋体</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>NSimSun</string>
 	</test>
 	<edit name="globaladvance">
@@ -115,12 +205,26 @@
 <match target="font">
 	<test name="family" compare="eq">
 		<string>文鼎ＰＬ新中楷</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>AR PL New Kai</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>標楷體</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>DFKai-SB</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>楷体</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>SimKai</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>文鼎ＰＬ新中楷 ExtB</string>
+	</test>
+	<test name="family" compare="eq">
 		<string>AR PL New Kai ExtB</string>
 	</test>
 	<edit name="globaladvance">