[GITEA] Add cancel button to wiki

- Add a cancel button to the Edit and New wiki pages.
- Resolves https://codeberg.org/forgejo/forgejo/issues/705

(cherry picked from commit 3284f690ea)
(cherry picked from commit 9f8bf83b0e)
(cherry picked from commit bfd03a9f30)
(cherry picked from commit 6b5d5e0cf7)
(cherry picked from commit 3ef3ec0d82)

options/locale/locale_en-US.ini

@@ -1893,6 +1893,7 @@ wiki.page_title = Page title
 wiki.page_content = Page content
 wiki.default_commit_message = Write a note about this page update (optional).
 wiki.save_page = Save Page
+wiki.cancel = Cancel
 wiki.last_commit_info = %s edited this page %s
 wiki.edit_page_button = Edit
 wiki.new_page_button = New Page

templates/repo/wiki/new.tmpl

@@ -39,6 +39,7 @@
 				<button class="ui primary button">
 					{{ctx.Locale.Tr "repo.wiki.save_page"}}
 				</button>
+				<a class="ui button red" href="{{.Link}}">{{ctx.Locale.Tr "repo.wiki.cancel"}}</a>
 			</div>
 		</form>
 	</div>