don't filter new platform attributes (dotnet#5322)

gewarren · web-flow · commit cf3d897c70fe · 2021-02-10T20:28:35.000-08:00
diff --git a/xml/_filter.xml b/xml/_filter.xml
@@ -64,6 +64,9 @@
     </namespaceFilter>
     <!-- Attributes in System.Runtime.Versioning control details of resource loading. Don't show them. -->
     <namespaceFilter name="System.Runtime.Versioning">
+      <typeFilter name="SupportedOSPlatformAttribute" expose="true" />
+      <typeFilter name="TargetPlatformAttribute" expose="true" />
+      <typeFilter name="UnsupportedOSPlatformAttribute" expose="true" />
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
     <!-- Attributes in System.Security might hint as security implementation details. Don't show them. -->
