Update all .buckconfig/.gitignore/.watchmanconfig/buck.iml/.pyre_conf…

…ig to ignore .pylsp related folders

Summary:
We're updating PYLS and Pyre to use .pylsp as isolation-prefix: D46599960, D46602539.

We'd like to add these .pylsp to ignore folders to prevent users from having bunch of generated files listed in ISL.

I went through every ".lsp-buck-out" and looked for references of .lsp and added new entries with .pylsp where necessary. There are few code mentions of .lsp-buck that seems relevant that I'll send out another diff for so that I can add the project owners.

Differential Revision: D46668238

fbshipit-source-id: 312d4b709eff5c8f1044fb2f88d42c7ce46c2189

.gitignore

@@ -48,6 +48,8 @@ project.xcworkspace
 buck-out
 /.lsp.buckd
 /.lsp-buck-out
+/.pylsp.buckd
+/.pylsp-buck-out
 /packages/react-native/ReactAndroid/src/main/jni/prebuilt/lib/
 /packages/react-native/ReactAndroid/src/main/gen