[Issue 17193] selective imports -> deprecation warnings even if symbol is not used

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=17193

b2.temp at gmx.com changed:

           What    |Removed                     |Added
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           See Also|                            |https://issues.dlang.org/sh
                   |                            |ow_bug.cgi?id=16577

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