Update filehighlight.ini - miss brotli

Missing brotli extension
Alphabetically sort ext

Signed-off-by: Sergey Dryabzhinsky <sergey.dryabzhinsky+github@gmail.com>

Author: sergey-dryabzhinsky

misc/filehighlight.ini

@@ -27,7 +27,7 @@
     regexp=(^#.*|.*~$)
 
 [archive]
-    extensions=7z;Z;aab;aar;ace;apk;arc;arj;ark;bz2;cab;cpio;deb;gz;lha;lz;lz4;lzh;lzma;lzo;rar;rpm;tar;tbz;tbz2;tgz;tlz;txz;tzo;tzst;vsix;xapk;xz;zip;zoo;zst
+    extensions=7z;Z;aab;aar;ace;apk;arc;arj;ark;br;bz2;cab;cpio;deb;gz;lha;lz;lz4;lzh;lzma;lzo;rar;rpm;tar;tbz;tbz2;tgz;tlz;txz;tzo;tzst;vsix;xapk;xz;zip;zoo;zst
 
 [doc]
     extensions=chm;css;ctl;diz;doc;docm;docx;dtd;fodg;fodp;fods;fodt;htm;html;json;letter;lsm;mail;man;markdown;md;me;mkd;msg;nroff;odg;odp;ods;odt;pdf;po;ppt;pptm;pptx;ps;rtf;sgml;shtml;tex;text;txt;xls;xlsm;xlsx;xml;xsd;xslt