update some more github links

Author: andrewrk

content/en-US/index.smd

@@ -42,7 +42,7 @@ There is no concept of "official" or "unofficial", however, each gathering place
 
 
 ## [Main development]($section.id("main-development"))
-The Zig repository can be found at [https://github.com/ziglang/zig](https://github.com/ziglang/zig), where we also host the issue tracker and discuss proposals.  
+The Zig repository can be found at [https://codeberg.org/ziglang/zig](https://codeberg.org/ziglang/zig), where we also host the issue tracker and discuss proposals.  
 Contributors are expected to follow Zig's [Code of Conduct](/code-of-conduct).
 
 
@@ -59,6 +59,3 @@ The Zig Software Foundation is sustained by donations.
 ## [Corporate Sponsors]($section.id("corporate-sponsors")) 
 The following companies are providing direct financial support to the Zig Software foundation.
 
-## [GitHub Sponsors]($section.id("github-sponsors"))
-Thanks to people who [sponsor Zig]($link.page('zsf')), the project is accountable to the open source community rather than corporate shareholders. In particular, these fine folks sponsor Zig for $200/month or more:
-

layouts/templates/locale.shtml

@@ -8,7 +8,7 @@
       <span>This page was translated by the Zig community,
         <a href="$page.locale('en-US').link()">see the original version</a>
         or
-        <a href="https://github.com/ziglang/www.ziglang.org/" class="external-link" target="_blank" rel="noopener">report errors</a>.</span>
+        <a href="https://codeberg.org/ziglang/www.ziglang.org" class="external-link" target="_blank" rel="noopener">report errors</a>.</span>
     </div>
     <br>
   </ctx>
@@ -21,4 +21,4 @@
       :text="$loop.it.site().localeName()"
     ></a>
   </div>
-</div>
+</div>