docs: public DescribePatchGroupsResult withMappings(PatchGroupPatchBaselineMapping... mappings) {
          if (this.mappings == null) {
              setMappings(new com.amazonaws.internal.SdkInternalList<PatchGroupPatchBaselineMapping>(mappings.length));
          }
          for (PatchGroupPatchBaselineMapping ele : mappings) {
              this.mappings.add(ele);
          }
          return this;
      }