Update report room dialog to match designs (#29669)

* Rework for designs

* Update report room position

* lint

* Improve test coverage

res/css/views/dialogs/_ReportRoomDialog.pcss

@@ -13,4 +13,9 @@ Please see LICENSE files in the repository root for full details.
         border-radius: 0.5rem;
         padding: var(--cpd-space-3x) var(--cpd-space-4x);
     }
+
+    label {
+        color: var(--cpd-color-text-primary);
+        font-weight: var(--cpd-font-weight-semibold);
+    }
 }