Remove old target platforms

Author: snakefoot

_posts/2024-10-01-nlog-6-0-goals.md

@@ -7,6 +7,7 @@ NLog v6.0 has the following goals:
 
 - Support Ahead-of-Time (AOT) builds without warnings
 - Support Nullable references
+- Remove old target platforms `NET35` + `NET45` + `NetStandard1.3` + `NetStandard1.5`
 - Cleanup interfaces for `Logger` / `ILogger` to remove unnecessary boxing optimizations from .NET v1
 - Remove Systeml.RegularExpression dependency since a heavy dependency for AOT
   - Need to implement a minimal syntax-support for NLog Logging Rules. Ex. `?` and `.*`