[Fuzzing] [MihaZupan] Add .NET Libraries fuzzing targets and automation

[MihuBot]

Job completed in 40 minutes.
dotnet/runtime#101993

System.ArgumentException: The value cannot be an empty string or composed entirely of whitespace. (Parameter 'receivedBy')
   at System.ArgumentException.ThrowNullOrWhiteSpaceException(String argument, String paramName)
   at System.ArgumentException.ThrowIfNullOrWhiteSpace(String argument, String paramName)
   at System.Net.Http.Headers.ViaHeaderValue.CheckReceivedBy(String receivedBy)
   at System.Net.Http.Headers.ViaHeaderValue..ctor(String protocolVersion, String receivedBy, String protocolName, String comment)
   at System.Net.Http.Headers.ViaHeaderValue.GetViaLength(String input, Int32 startIndex, Object& parsedValue)
   at System.Net.Http.Headers.GenericHeaderParser.GetParsedValueLength(String value, Int32 startIndex, Object storeValue, Object& parsedValue)
   at System.Net.Http.Headers.BaseHeaderParser.TryParseValue(String value, Object storeValue, Int32& index, Object& parsedValue)
   at System.Net.Http.Headers.HttpHeaders.TryParseAndAddRawHeaderValue(HeaderDescriptor descriptor, HeaderStoreItemInfo info, String value, Boolean addWhenInvalid)
   at System.Net.Http.Headers.HttpHeaders.ParseSingleRawHeaderValue(HeaderStoreItemInfo info, HeaderDescriptor descriptor, String rawValue)
   at System.Net.Http.Headers.HttpHeaders.ParseRawHeaderValues(HeaderDescriptor descriptor, HeaderStoreItemInfo info)
   at System.Net.Http.Headers.HttpHeaders.GetEnumeratorCore()+MoveNext()
   at DotnetFuzzing.Fuzzers.HttpHeadersFuzzer.<FuzzTarget>g__Test|9_0(HttpHeaders headers, String name, String value) in D:\a\runtime-utils\runtime-utils\Runner\runtime\src\libraries\Fuzzing\DotnetFuzzing\Fuzzers\HttpHeadersFuzzer.cs:line 64
   at SharpFuzz.Fuzzer.LibFuzzer.Run(ReadOnlySpanAction action, Boolean ignoreExceptions)
==7560== ERROR: libFuzzer: deadly signal
NOTE: libFuzzer has rudimentary signal handlers.
      Combine libFuzzer with AddressSanitizer or similar for better crash reports.
SUMMARY: libFuzzer: deadly signal
MS: 1 ChangeBit-; base unit: 4a6630db769ab42662c2b49ccea16d1c3754aede
0x52,0x7,0x74,0x0,0x9,0x0,0x0,0x20,
R\007t\000\011\000\000 
artifact_prefix='./'; Test unit written to fuzz-artifact-2
Base64: Ugd0AAkAACA=

Artifacts:

• stack.txt (2 KB)
• HttpHeadersFuzzer-input.bin (8 B)