Fix display problems of members and teams unit (#26363)

Fix:
- display member count and team count in the menu bar

![image](https://github.com/go-gitea/gitea/assets/18380374/7f03ced4-67e2-41ce-b19f-a992823726bb)
- Also display member unit in the menu bar if there are no hidden
members in public org

![image](https://github.com/go-gitea/gitea/assets/18380374/31422ad6-7190-438d-8e99-8a4af9cce908)
- hidden member board when there's no seeable members.
In this org, we only have hidden members: 

![image](https://github.com/go-gitea/gitea/assets/18380374/d749420b-554a-4483-8cd2-221df61b5ca7)
We will hidden the member board when doer is not the member of this org

![image](https://github.com/go-gitea/gitea/assets/18380374/93bb782e-7d4d-4ad3-a096-133afbc51f8a)
Before:

![image](https://github.com/go-gitea/gitea/assets/18380374/eafc0b3e-6218-42ab-a892-39645d08a5eb)
If you click the number in the members board, you will access the
members page, which is not expected.

![image](https://github.com/go-gitea/gitea/assets/18380374/73d6dadc-0ef2-4ca9-8485-c5f4211bffb2)

---------

Co-authored-by: delvh <dev.lh@web.de>
Co-authored-by: Giteabot <teabot@gitea.io>

templates/org/home.tmpl

@@ -37,12 +37,13 @@
 
 	<div class="ui container">
 		<div class="ui mobile reversed stackable grid">
-			<div class="ui eleven wide column">
+			<div class="ui {{if .ShowMemberAndTeamTab}}eleven wide{{end}} column">
 				{{template "explore/repo_search" .}}
 				{{template "explore/repo_list" .}}
 				{{template "base/paginate" .}}
 			</div>
 
+			{{if .ShowMemberAndTeamTab}}
 			<div class="ui five wide column">
 				{{if .CanCreateOrgRepo}}
 					<div class="center aligned">
@@ -53,19 +54,20 @@
 					</div>
 					<div class="divider"></div>
 				{{end}}
-				<h4 class="ui top attached header gt-df">
-					<strong class="gt-f1">{{.locale.Tr "org.members"}}</strong>
-					<a class="text grey gt-dif gt-ac" href="{{.OrgLink}}/members"><span>{{.MembersTotal}}</span> {{svg "octicon-chevron-right"}}</a>
-				</h4>
-				<div class="ui attached segment members">
-					{{$isMember := .IsOrganizationMember}}
-					{{range .Members}}
-						{{if or $isMember (call $.IsPublicMember .ID)}}
-							<a href="{{.HomeLink}}" title="{{.Name}}{{if .FullName}} ({{.FullName}}){{end}}">{{ctx.AvatarUtils.Avatar . 48}}</a>
+				{{if .NumMembers}}
+					<h4 class="ui top attached header gt-df">
+						<strong class="gt-f1">{{.locale.Tr "org.members"}}</strong>
+						<a class="text grey gt-dif gt-ac" href="{{.OrgLink}}/members"><span>{{.NumMembers}}</span> {{svg "octicon-chevron-right"}}</a>
+					</h4>
+					<div class="ui attached segment members">
+						{{$isMember := .IsOrganizationMember}}
+						{{range .Members}}
+							{{if or $isMember (call $.IsPublicMember .ID)}}
+								<a href="{{.HomeLink}}" title="{{.Name}}{{if .FullName}} ({{.FullName}}){{end}}">{{ctx.AvatarUtils.Avatar . 48}}</a>
+							{{end}}
 						{{end}}
-					{{end}}
-				</div>
-
+					</div>
+				{{end}}
 				{{if .IsOrganizationMember}}
 					<div class="ui top attached header gt-df">
 						<strong class="gt-f1">{{.locale.Tr "org.teams"}}</strong>
@@ -89,6 +91,7 @@
 					{{end}}
 				{{end}}
 			</div>
+			{{end}}
 		</div>
 	</div>
 </div>

templates/org/menu.tmpl

@@ -21,13 +21,13 @@
 			{{svg "octicon-code"}} {{$.locale.Tr "org.code"}}
 		</a>
 		{{end}}
-		{{if .IsOrganizationMember}}
+		{{if .NumMembers}}
 			<a class="{{if $.PageIsOrgMembers}}active {{end}}item" href="{{$.OrgLink}}/members">
 				{{svg "octicon-person"}}&nbsp;{{$.locale.Tr "org.members"}}
-				{{if .NumMembers}}
-					<div class="ui small label">{{.NumMembers}}</div>
-				{{end}}
+				<div class="ui small label">{{.NumMembers}}</div>
 			</a>
+		{{end}}
+		{{if .IsOrganizationMember}}
 			<a class="{{if $.PageIsOrgTeams}}active {{end}}item" href="{{$.OrgLink}}/teams">
 				{{svg "octicon-people"}}&nbsp;{{$.locale.Tr "org.teams"}}
 				{{if .NumTeams}}