FIX: revert (edited) layout in chat message (#23927)

* Revert "UX: place (edited) on same line (#23866)"

This reverts commit c1017a479b.

* Revert "UX: prevent (edited) and following from being copied (#23882)"

This reverts commit 563bff509a.

plugins/chat/assets/javascripts/discourse/components/chat-message-collapser.hbs

@@ -1,9 +1,6 @@
 <div class="chat-message-collapser">
   {{#if this.hasUploads}}
     {{html-safe @cooked}}
-    {{#if @isEdited}}
-      <span class="chat-message-edited">({{i18n "chat.edited"}})</span>
-    {{/if}}
 
     <Collapser @header={{this.uploadsHeader}} @onToggle={{@onToggleCollapse}}>
       <div class="chat-uploads">
@@ -28,8 +25,5 @@
         {{cooked.body}}
       {{/if}}
     {{/each}}
-    {{#if @isEdited}}
-      <span class="chat-message-edited">({{i18n "chat.edited"}})</span>
-    {{/if}}
   {{/if}}
 </div>

plugins/chat/assets/javascripts/discourse/components/chat-message-text.hbs

@@ -4,13 +4,14 @@
       @cooked={{@cooked}}
       @uploads={{@uploads}}
       @onToggleCollapse={{@onToggleCollapse}}
-      @isEdited={{this.isEdited}}
     />
   {{else}}
     {{html-safe @cooked}}
+  {{/if}}
+
   {{#if this.isEdited}}
     <span class="chat-message-edited">({{i18n "chat.edited"}})</span>
   {{/if}}
-  {{/if}}
+
   {{yield}}
 </div>

plugins/chat/assets/stylesheets/common/chat-message.scss

@@ -60,10 +60,6 @@
     min-width: 0;
     width: 100%;
 
-    p {
-      display: inline-block;
-    }
-
     code {
       box-sizing: border-box;
       font-size: var(--font-down-1);
@@ -97,7 +93,6 @@
     display: inline-block;
     color: var(--primary-medium);
     font-size: var(--font-down-2);
-    user-select: none;
   }
 
   .chat-message-reaction-list,