[hot_reload] various post-Preview 1 fixes (#65973)
* [debug] Handle gen-seq-points, and hot reload updates without PDBs
When hot reload is used with dotnet watch, the baseline PDBs are available, and sequence points are enabled, but there are no PDB updates.
* [hot_reload] Fix off by one error
when counting added and modified rows
* [hot_reload] Allow custom attribute deletions, even without ChangeCustomAttributes capability
Roslyn seems to delete nullability annotations sometimes
* Add regression test for adding static lambdas
* param attributes for hot reload
* don't run test where it isn't supported
projects / platform / upstream / dotnet / runtime.git / commit