fixup! revert icon increase 32 > 24 (design request)

Assisted-by: ClaudeCode:claude-sonnet-5
Signed-off-by: Maksim Sukharev <antreesy.web@gmail.com>

Author: Antreesy

src/components/MessagesList/MessagesGroup/Message/MessagePart/FilePreview.vue

@@ -356,7 +356,7 @@ export default {
 
 			// Row layout always shows a small fixed-size icon, never a medium/full preview
 			if (this.rowLayout) {
-				return { width: '32px', height: '32px' }
+				return { width: '24px', height: '24px' }
 			}
 
 			// Fallback for loading mimeicons (preview for audio files is not provided)
@@ -710,7 +710,7 @@ export default {
 
 	.mimeicon.preview-small {
 		min-height: auto;
-		max-height: 32px;
+		max-height: 24px;
 	}
 
 	.preview {
@@ -728,7 +728,7 @@ export default {
 	.preview-small {
 		border-radius: var(--border-radius);
 		max-width: 100%;
-		max-height: 32px;
+		max-height: 24px;
 	}
 
 	.preview-loading {
@@ -888,7 +888,7 @@ export default {
 
 		.image-container {
 			flex-shrink: 0;
-			width: 32px;
+			width: 24px;
 		}
 
 		.name-container {