Show obsolete warnings/errors when used with unit of measure

[edgarfgp]

Description

Fixes#18181

Before

• No warnings/errors shown when using UOM marked as Obsolete

openSystem[<Measure; Obsolete("Use kg2",true)>]typekg// Distance, meters.[<Measure; Obsolete("Use m2")>]typem// Time, seconds.[<Measure; Obsolete("Use s2")>]typesletgenericSumUnits(x :float<'u>)(y:float<'u>)= x + y
letgenericSumUnits2(x :float<m>)(y:float<s>)=()letv1=3.1<m/s>letv2=2.7<m/s>letx1=1.2<m>lett1=1.0<s>[<Measure>]typem[<Measure; Obsolete("Use s2",true)>]types// Force, Newtons.[<Measure>]typeN= kg m / s^2

After

• Warnings/Errors shown when using UOM marked as Obsolete

openSystem[<Measure; Obsolete("Use kg2",true)>]typekg// Distance, meters.[<Measure; Obsolete("Use m2")>]typem// Time, seconds.[<Measure; Obsolete("Use s2")>]typesletgenericSumUnits(x :float<'u>)(y:float<'u>)= x + y
letgenericSumUnits2(x :float<m>)(y:float<s>)=()// raises obsolete warningsletv1=3.1<m/s>// raises obsolete warningsletv2=2.7<m/s>// raises obsolete warningsletx1=1.2<m>// raises obsolete warningslett1=1.0<s>// raises obsolete warnings// Force, Newtons.[<Measure>]typeN= kg m / s^2// raises obsolete warnings

Checklist

• Test cases added
• Release notes entry updated

[github-actions]

❗ Release notes required

---

✅ Found changes and release notes in following paths:

Change path	Release notes path	Description
src/Compiler	docs/release-notes/.FSharp.Compiler.Service/9.0.200.md

[T-Gro]

Thanks Edgar for following up on the feedback!
I will re-review this soon 👍

[psfinaki]

Good stuff, good testing - thanks Edgar!