[BRANDING] Rebrand footer "powered by" links

(cherry picked from commit 8b9237e47e067db4cb8b1d477865d75b258bee1e)
(cherry picked from commit 47e5543f33a9dafac5517cb5cb29d0fe6d266e2a)
(cherry picked from commit 456abff8c0567168b1a6c0d02d6830404d1b0dd3)
(cherry picked from commit 2d2588187ec20cb2f552cd3ee2b04a541909dc5c)
(cherry picked from commit f4a49753330a4a47d04d9780021f9278d2b76b68)
(cherry picked from commit 4d116d61df103ce6aee1fdaf4d886a44df0cd809)
(cherry picked from commit dcc054471e89016e673b9f00dac2129716fb3f4d)
(cherry picked from commit 5146f4786781d7eea0e5eca2588c60de769b6b0f)
(cherry picked from commit 7ffe746)

Author: caesar

templates/base/footer_content.tmpl

@@ -1,6 +1,6 @@
 <footer role="group" aria-label="{{.locale.Tr "aria.footer"}}">
 	<div class="ui left" role="contentinfo" aria-label="{{.locale.Tr "aria.footer.software"}}">
-		<a target="_blank" rel="noopener noreferrer" href="https://gitea.io">{{.locale.Tr "powered_by" "Gitea"}}</a>
+		<a target="_blank" rel="noopener noreferrer" href="https://forgejo.org">{{.locale.Tr "powered_by" "Forgejo"}}</a>
 		{{if (or .ShowFooterVersion .PageIsAdmin)}}
 			{{.locale.Tr "version"}}:
 			{{if .IsAdmin}}
@@ -16,7 +16,7 @@
 	</div>
 	<div class="ui right links" role="group" aria-label="{{.locale.Tr "aria.footer.links"}}">
 		{{if .ShowFooterBranding}}
-			<a target="_blank" rel="noopener noreferrer" href="https://github.com/go-gitea/gitea">{{svg "octicon-mark-github"}}<span class="sr-only">GitHub</span></a>
+			<a target="_blank" rel="noopener noreferrer" href="https://codeberg.org/forgejo/forgejo">{{svg "octicon-mark-github"}}<span class="sr-only">Codeberg</span></a>
 		{{end}}
 			<div class="ui language bottom floating slide up dropdown link item">
 				{{svg "octicon-globe"}}