FFstrbuf: remove FF_STRBUF_CREATE macro

src/modules/icons.c

@@ -36,7 +36,8 @@ void ffPrintIcons(FFinstance* instance)
         return;
     }
 
-    FF_STRBUF_CREATE(gtkPretty);
+    FF_STRBUF_AUTO_DESTROY gtkPretty;
+    ffStrbufInit(&gtkPretty);
     ffParseGTK(&gtkPretty, gtk2, gtk3, gtk4);
 
     if(instance->config.icons.outputFormat.length == 0)
@@ -65,7 +66,5 @@ void ffPrintIcons(FFinstance* instance)
         });
     }
 
-    ffStrbufDestroy(&gtkPretty);
-
     #endif
 }