always display message timestamp in IRC layout replies

Author: germain-gg

res/css/views/rooms/_EventTile.scss

@@ -159,6 +159,7 @@ $left-gutter: 64px;
 .mx_EventTile.focus-visible:focus-within > div > a > .mx_MessageTimestamp,
 .mx_IRCLayout .mx_EventTile_last > a > .mx_MessageTimestamp,
 .mx_IRCLayout .mx_EventTile:hover > a > .mx_MessageTimestamp,
+.mx_IRCLayout .mx_ReplyThread .mx_EventTile > a > .mx_MessageTimestamp,
 .mx_IRCLayout .mx_EventTile.mx_EventTile_actionBarFocused > a > .mx_MessageTimestamp,
 .mx_IRCLayout .mx_EventTile.focus-visible:focus-within > a > .mx_MessageTimestamp {
     visibility: visible;

res/css/views/rooms/_IRCLayout.scss

@@ -136,6 +136,21 @@ $irc-line-height: $font-18px;
         }
     }
 
+    .mx_ReplyThread {
+        .mx_MessageTimestamp {
+            width: initial;
+        }
+
+        /**
+         * adding the icon back in the document flow
+         * if it's not present, there's no unwanted wasted space
+         */
+        .mx_EventTile_e2eIcon {
+            position: relative;
+            order: -1;
+        }
+    }
+
     blockquote {
         margin: 0;
     }