Remove set tabindex on view issue (#27892) (#27896)

Backport #27892 by @earl-warren

- Remove the set tabindex and instead let the browser figure out the
correct tab order.
- Resolves https://codeberg.org/forgejo/forgejo/issues/1626

Co-authored-by: Earl Warren <109468362+earl-warren@users.noreply.github.com>
Co-authored-by: Gusted <postmaster@gusted.xyz>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

templates/repo/diff/box.tmpl

@@ -233,8 +233,8 @@
 					"DropzoneParentContainer" ".ui.form"
 				)}}
 				<div class="text right edit buttons">
-					<button class="ui cancel button" tabindex="3">{{ctx.Locale.Tr "repo.issues.cancel"}}</button>
-					<button class="ui primary save button" tabindex="2">{{ctx.Locale.Tr "repo.issues.save"}}</button>
+					<button class="ui cancel button">{{ctx.Locale.Tr "repo.issues.cancel"}}</button>
+					<button class="ui primary save button">{{ctx.Locale.Tr "repo.issues.save"}}</button>
 				</div>
 			</div>
 		</template>

templates/repo/issue/view_content.tmpl

@@ -92,20 +92,20 @@
 								<div class="text right">
 									{{if and (or .HasIssuesOrPullsWritePermission .IsIssuePoster) (not .DisableStatusChange)}}
 										{{if .Issue.IsClosed}}
-											<button id="status-button" class="ui primary basic button" tabindex="6" data-status="{{ctx.Locale.Tr "repo.issues.reopen_issue"}}" data-status-and-comment="{{ctx.Locale.Tr "repo.issues.reopen_comment_issue"}}" name="status" value="reopen">
+											<button id="status-button" class="ui primary basic button" data-status="{{ctx.Locale.Tr "repo.issues.reopen_issue"}}" data-status-and-comment="{{ctx.Locale.Tr "repo.issues.reopen_comment_issue"}}" name="status" value="reopen">
 												{{ctx.Locale.Tr "repo.issues.reopen_issue"}}
 											</button>
 										{{else}}
 											{{$closeTranslationKey := "repo.issues.close"}}
 											{{if .Issue.IsPull}}
 												{{$closeTranslationKey = "repo.pulls.close"}}
 											{{end}}
-											<button id="status-button" class="ui red basic button" tabindex="6" data-status="{{ctx.Locale.Tr $closeTranslationKey}}" data-status-and-comment="{{ctx.Locale.Tr "repo.issues.close_comment_issue"}}" name="status" value="close">
+											<button id="status-button" class="ui red basic button" data-status="{{ctx.Locale.Tr $closeTranslationKey}}" data-status-and-comment="{{ctx.Locale.Tr "repo.issues.close_comment_issue"}}" name="status" value="close">
 												{{ctx.Locale.Tr $closeTranslationKey}}
 											</button>
 										{{end}}
 									{{end}}
-									<button class="ui primary button" tabindex="5">
+									<button class="ui primary button">
 										{{ctx.Locale.Tr "repo.issues.create_comment"}}
 									</button>
 								</div>
@@ -162,8 +162,8 @@
 
 		<div class="field">
 			<div class="text right edit">
-				<button class="ui basic cancel button" tabindex="3">{{ctx.Locale.Tr "repo.issues.cancel"}}</button>
-				<button class="ui primary save button" tabindex="2">{{ctx.Locale.Tr "repo.issues.save"}}</button>
+				<button class="ui basic cancel button">{{ctx.Locale.Tr "repo.issues.cancel"}}</button>
+				<button class="ui primary save button">{{ctx.Locale.Tr "repo.issues.save"}}</button>
 			</div>
 		</div>
 	</div>