Remove dead resource strings from Microsoft.VisualBasic.Core

[Marusyk]

Fixes #40016

Please review
Thank you in advance

[ghost]

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[jkotas]

  Starting:    Microsoft.VisualBasic.Core.Tests (parallel test collections = on, max threads = 2)
    Microsoft.VisualBasic.Tests.ConversionTests.ErrorToString_WithErrorNumber(errorNumber: 7) [FAIL]
      Assert.NotNull() Failure
      Stack Trace:
        /_/src/libraries/Microsoft.VisualBasic.Core/tests/ConversionTests.cs(145,0): at Microsoft.VisualBasic.Tests.ConversionTests.ErrorToString_WithErrorNumber(Int32 errorNumber)
    Microsoft.VisualBasic.Tests.ErrObjectTests.FilterDefaultMessage [FAIL]
      Assert.NotEqual() Failure
      Expected: Not "Exception from HRESULT: 0x80"
      Actual:   "Exception from HRESULT: 0x80"
      Stack Trace:
        /_/src/libraries/Microsoft.VisualBasic.Core/tests/ErrObjectTests.cs(91,0): at Microsoft.VisualBasic.Tests.ErrObjectTests.FilterDefaultMessage()

[jkotas]

Opened #40115 on the test failure

[jkotas]

Thank you!

[danmoseley]

Nice cleanup, thank you @Marusyk . If you are interested in another contribution .. https://github.com/dotnet/runtime/issues?q=is%3Aopen+is%3Aissue+label%3Aup-for-grabs