fixed rbrace

tasks/skylab/H5adUtils.wdl

@@ -121,6 +121,7 @@ task OptimusH5adGeneration {
   output {
     File h5ad_output = "~{input_id}.h5ad"
     File library_metrics = select_first(["~{input_id}_~{gex_nhash_id}_gex_library_metrics.csv", "~{input_id}_gex_library_metrics.csv"])
+  }
 }