Remove the `add_linker_flag` function and instead use `target_link_options`

[jtschuster]

Tagging subscribers to this area: @agocke, @sbomer, @vitek-karas
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Issue Details

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Author:	jtschuster
Assignees:	-
Labels:	untriaged, in-pr, area-Tools-ILLink, needs-area-label
Milestone:	-

Tagging subscribers to this area: @dotnet/runtime-infrastructure
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Issue Details

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Author:	jtschuster
Assignees:	-
Labels:	area-Infrastructure, in-pr
Milestone:	-

[jkotas]

The fix was reverted in #92844