Saul Rennison

Add System.Net.NameResolution metrics

1

Adds new metrics on .NET 5+: - `dotnet_dns_lookups_total`: The number of DNS lookups requested since the process started - `dotnet_dns_lookup_duration_avg_seconds`: The average time taken for a DNS lookup

 **Todo**: - [ ] Write tests - [ ] Fix regular string support - escape characters are seemingly ignored - [ ] Support RegExpPattern attribute

Parameter name hints

2

 **Todo**: - [ ] Resolve todos in code - [ ] Write more tests

Add inferred type name hints

13

 **Todo**: - [x] Hook into various the _Parameter Name Hints > Type Name Hints_ settings

Add FSharpTestCheckerService to support `ExpectErrorsAttribute` in tests

1

There are ~50 remaining failing tests that I'm not sure how to fix up. It may be easier for you to go through them one by one @auduchinok?