Fix some 404s in META.list

A few dists have switched from META.info to the modern META6.json but not been updated here, until now.

META.list

@@ -180,7 +180,7 @@ https://raw.githubusercontent.com/alabamenhu/UserLanguage/master/META6.json
 https://raw.githubusercontent.com/alabamenhu/UserTimezone/master/META6.json
 https://raw.githubusercontent.com/alabamenhu/DateTimeTimezones/master/META6.json
 https://raw.githubusercontent.com/albastev/Grammar-Modelica/master/META6.json
-https://raw.githubusercontent.com/andydude/p6-c-parser/master/META.info
+https://raw.githubusercontent.com/andydude/p6-c-parser/master/META6.json
 https://raw.githubusercontent.com/antoniogamiz/Math-ConvergenceMethods/master/META6.json
 https://raw.githubusercontent.com/antoniogamiz/Perl6-TypeGraph/master/META6.json
 https://raw.githubusercontent.com/antoniogamiz/Pod-Utilities/master/META6.json
@@ -744,7 +744,7 @@ https://raw.githubusercontent.com/stmuk/p6-app-p6tags/master/META6.json
 https://raw.githubusercontent.com/stmuk/p6-eco-readme/master/META6.json
 https://raw.githubusercontent.com/stmuk/p6-html-restrict/master/META6.json
 https://raw.githubusercontent.com/stmuk/p6-panda-stub/master/META6.json
-https://raw.githubusercontent.com/supernovus/PSpec/master/META.info
+https://raw.githubusercontent.com/supernovus/PSpec/master/META6.json
 https://raw.githubusercontent.com/supernovus/SCGI/master/META6.json
 https://raw.githubusercontent.com/supernovus/exemel/master/META6.json
 https://raw.githubusercontent.com/supernovus/flower/master/META6.json
@@ -755,23 +755,23 @@ https://raw.githubusercontent.com/supernovus/perl6-fastcgi/master/META6.json
 https://raw.githubusercontent.com/supernovus/perl6-http-client/master/META6.json
 https://raw.githubusercontent.com/supernovus/perl6-http-easy/master/META6.json
 https://raw.githubusercontent.com/supernovus/perl6-http-status/master/META6.json
-https://raw.githubusercontent.com/supernovus/perl6-method-modifiers/master/META.info
+https://raw.githubusercontent.com/supernovus/perl6-method-modifiers/master/META6.json
 https://raw.githubusercontent.com/raku-community-modules/raku-mime-types/master/META6.json
 https://raw.githubusercontent.com/supernovus/perl6-text-table-list/master/META6.json
 https://raw.githubusercontent.com/supernovus/perl6-timezone/master/META6.json
-https://raw.githubusercontent.com/supernovus/perl6-web-app-ballet/master/META.info
+https://raw.githubusercontent.com/supernovus/perl6-web-app-ballet/master/META6.json
 https://raw.githubusercontent.com/supernovus/perl6-web-app-mvc/master/META6.json
 https://raw.githubusercontent.com/supernovus/perl6-web-template/master/META6.json
 https://raw.githubusercontent.com/supernovus/perl6-web/master/META6.json
 https://raw.githubusercontent.com/supernovus/perl6-xml-query/master/META6.json
 https://raw.githubusercontent.com/supernovus/template6/master/META6.json
-https://raw.githubusercontent.com/supernovus/temporal-utils/master/META.info
+https://raw.githubusercontent.com/supernovus/temporal-utils/master/META6.json
 https://raw.githubusercontent.com/supernovus/xml-entity-html/master/META6.json
 https://raw.githubusercontent.com/svekenfur/Swedish-TextDates_sv/master/META6.json
 https://raw.githubusercontent.com/sylvarant/Avro/master/META6.json
 https://raw.githubusercontent.com/sylvarant/Compress-Brotli/master/META6.json
 https://raw.githubusercontent.com/szabgab/Perl6-Maven/main/META6.json
-https://raw.githubusercontent.com/szabgab/perl6-Pod-Parser/master/META.info
+https://raw.githubusercontent.com/szabgab/perl6-Pod-Parser/master/META6.json
 https://raw.githubusercontent.com/taboege/p6-SAT-Solver-MiniSAT/master/META6.json
 https://raw.githubusercontent.com/taboege/p6-SAT/master/META6.json
 https://raw.githubusercontent.com/tadzik/App-redpanda/master/META6.json
@@ -918,7 +918,7 @@ https://raw.githubusercontent.com/zag/plosurin/master/META6.json
 https://raw.githubusercontent.com/zengargoyle/Text-Fortune/master/META6.json
 https://raw.githubusercontent.com/zengargoyle/p6-Algorithm-Trie-libdatrie/master/META6.json
 https://raw.githubusercontent.com/zengargoyle/p6-Search-Dict/master/META6.json
-https://raw.githubusercontent.com/zhouzhen1/perl6-Inline-Scheme-Gambit/master/META.info
+https://raw.githubusercontent.com/zhouzhen1/perl6-Inline-Scheme-Gambit/master/META6.json
 https://raw.githubusercontent.com/zostay/DateTime-DST/master/META6.json
 https://raw.githubusercontent.com/zostay/HTTP-Request-Supply/master/META6.json
 https://raw.githubusercontent.com/zostay/P6W/master/META6.json