add package name to API

Summary:
following the schema change handle package name in the API

if null, preserve the previous behaviour
if passed in, query on package

Differential Revision: D79089361

fbshipit-source-id: dd1b3f9b549c1d03e5a8ddd33f8c2f42258d5b0b

Author: Kinga Bojarczuk

glean/glass/if/glass.thrift

@@ -104,12 +104,15 @@ struct AttributeOptions {
   6: bool fetch_assembly_data = false;
   7: bool fetch_strobelight_frames = false;
   8: bool fetch_default_view = false;
+  9: optional PackageName package_name;
 }
 
 typedef string ServiceID (hs.newtype)
 
 typedef string BinaryName (hs.newtype)
 
+typedef string PackageName (hs.newtype)
+
 // Generic request options, supported by most calls
 struct RequestOptions {
   // repo-global preferred revision identifier