fix: use right discord and qq icon (#113)

Co-authored-by: Percy Ma <kecrily@gmail.com>
Reviewed-on: https://gitea.com/gitea/website/pulls/113
Reviewed-by: pat-s <pat-s@noreply.gitea.io>
Reviewed-by: techknowlogick <techknowlogick@gitea.io>
Co-authored-by: Percy Ma <kecrily@noreply.gitea.io>
Co-committed-by: Percy Ma <kecrily@noreply.gitea.io>

config.yaml

@@ -74,7 +74,7 @@ menu:
     - name: Discord Chat
       url: https://discord.gg/Gitea
       weight: 100
-      pre: comment
+      pre: discord
       parent: Chatroom
     - name: Matrix
       url: https://matrix.to/#/#gitea:matrix.org
@@ -84,7 +84,7 @@ menu:
     - name: QQ Group(Chinese)
       url: https://qm.qq.com/cgi-bin/qm/qr?k=Ex-kCxSnTyxf-RM4oDihhPofPzLoDbXp&jump_from=webapi
       weight: 110
-      pre: qq-group
+      pre: qq
       parent: Chatroom
 
 languages:
@@ -144,12 +144,12 @@ languages:
         - name: QQ群
           url: https://qm.qq.com/cgi-bin/qm/qr?k=Ex-kCxSnTyxf-RM4oDihhPofPzLoDbXp&jump_from=webapi
           weight: 110
-          pre: qq-group
+          pre: qq
           parent: 聊天室
         - name: Discord 聊天室
           url: https://discord.gg/Gitea
           weight: 100
-          pre: comment
+          pre: discord
           parent: 聊天室
         - name: Matrix
           url: https://matrix.to/#/#gitea:matrix.org
@@ -214,7 +214,7 @@ languages:
         - name: Discord 聊天室
           url: https://discord.gg/Gitea
           weight: 100
-          pre: comment
+          pre: discord
           parent: 聊天室
         - name: Matrix
           url: https://matrix.to/#/#gitea:matrix.org
@@ -274,7 +274,7 @@ languages:
         - name: Discord Chat
           url: https://discord.gg/Gitea
           weight: 100
-          pre: comment
+          pre: discord
           parent: Chatroom
         - name: Matrix
           url: https://matrix.to/#/#gitea:matrix.org
@@ -334,7 +334,7 @@ languages:
         - name: Discord Chat
           url: https://discord.gg/Gitea
           weight: 100
-          pre: comment
+          pre: discord
           parent: Chatroom
         - name: Matrix
           url: https://matrix.to/#/#gitea:matrix.org
@@ -394,7 +394,7 @@ languages:
         - name: Discord 채팅
           url: https://discord.gg/Gitea
           weight: 100
-          pre: comment
+          pre: discord
           parent: Chatroom
         - name: Matrix
           url: https://matrix.to/#/#gitea:matrix.org
@@ -454,7 +454,7 @@ languages:
         - name: Discord チャット
           url: https://discord.gg/Gitea
           weight: 100
-          pre: comment
+          pre: discord
           parent: Chatroom
         - name: Matrix
           url: https://matrix.to/#/#gitea:matrix.org
@@ -514,7 +514,7 @@ languages:
       - name: Чат в Discord
         url: https://discord.gg/Gitea
         weight: 100
-        pre: comment
+        pre: discord
         parent: Chatroom
       - name: Matrix
         url: https://matrix.to/#/#gitea:matrix.org