Remove unneccessary uses of `word-break: break-all` (#31637) (#31652)

Backport #31637 by @silverwind

Fixes: https://github.com/go-gitea/gitea/issues/31636

1. Issue sidebar topic is disussed in
https://github.com/go-gitea/gitea/issues/31636
2. Org description already has `overflow-wrap: anywhere` to ensure no
overflow.

Co-authored-by: silverwind <me@silverwind.io>

web_src/css/org.css

@@ -96,7 +96,6 @@
 .page-content.organization #org-info {
   overflow-wrap: anywhere;
   flex: 1;
-  word-break: break-all;
 }
 
 .page-content.organization #org-info .ui.header {

web_src/css/repo.css

@@ -2479,7 +2479,7 @@ tbody.commit-list {
 .sidebar-item-link {
   display: inline-flex;
   align-items: center;
-  word-break: break-all;
+  overflow-wrap: anywhere;
 }
 
 .diff-file-header {