Update corefx exclusion file for Linux/arm64

[echesakov]

Update corefx exclusion file for Linux/arm64

[echesakov]

@dotnet-bot test Ubuntu16.04 arm64 Cross Checked corefx_baseline Build and Test
@dotnet-bot test Ubuntu16.04 arm64 Cross Checked corefx_jitstress1 Build and Test
@dotnet-bot test Ubuntu16.04 arm64 Cross Checked corefx_jitstress2 Build and Test
@dotnet-bot test Ubuntu16.04 arm64 Cross Checked corefx_jitstressregs0x1000 Build and Test
@dotnet-bot test Ubuntu16.04 arm64 Cross Checked corefx_jitstressregs0x10 Build and Test
@dotnet-bot test Ubuntu16.04 arm64 Cross Checked corefx_jitstressregs0x80 Build and Test
@dotnet-bot test Ubuntu16.04 arm64 Cross Checked corefx_jitstressregs1 Build and Test
@dotnet-bot test Ubuntu16.04 arm64 Cross Checked corefx_jitstressregs2 Build and Test
@dotnet-bot test Ubuntu16.04 arm64 Cross Checked corefx_jitstressregs3 Build and Test
@dotnet-bot test Ubuntu16.04 arm64 Cross Checked corefx_jitstressregs4 Build and Test
@dotnet-bot test Ubuntu16.04 arm64 Cross Checked corefx_jitstressregs8 Build and Test
@dotnet-bot test Ubuntu16.04 arm64 Cross Checked corefx_minopts Build and Test
@dotnet-bot test Ubuntu16.04 arm64 Cross Checked corefx_tieredcompilation Build and Test

[BruceForstall]

LGTM if jobs succeed

[echesakov]

@dotnet-bot test Ubuntu16.04 arm64 Cross Checked corefx_baseline Build and Test
@dotnet-bot test Ubuntu16.04 arm64 Cross Checked corefx_jitstress1 Build and Test

[echesakov]

test Ubuntu16.04 arm64 Cross Checked corefx_jitstressregs0x1000 Build and Test

[echesakov]

test Ubuntu16.04 arm64 Cross Checked corefx_jitstressregs1 Build and Test

[echesakov]

I am going to open a separated PR to exclude a test assembly failing in https://github.com/dotnet/coreclr/issues/20958 since it's not arm64 failure and merge this as it is.