fix: Remove .NET Standard libraries from .NET Framework target #5155

Job	Run time
Check if source files were modified, skip remaining jobs if not / Check if source files were modified, skip remaining jobs if not	15s
Validate shell scripts	16s
Build FullAgent and MSIInstaller	5m 36s
Build UnboundedIntegrationTests	8m 11s
Create RPM Package	1m 0s
Create Debian package	47s
Build IntegrationTests	5m 54s
Run Linux Container Tests / Run Linux Container Integration Tests	8m 28s
Run ArtifactBuilder	3m 21s
Run Unbounded Tests (CosmosDB)	4m 52s
Run Unbounded Tests (Couchbase)	4m 48s
Run Unbounded Tests (Elasticsearch)	4m 48s
Run Unbounded Tests (MongoDB)	4m 49s
Run Unbounded Tests (Msmq)	4m 42s
Run Unbounded Tests (MsSql)	4m 48s
Run Unbounded Tests (MySql)	4m 49s
Run Unbounded Tests (NServiceBus)	4m 44s
Run Unbounded Tests (NServiceBus5)	2m 21s
Run Unbounded Tests (Oracle)	4m 47s
Run Unbounded Tests (Postgres)	4m 48s
Run Unbounded Tests (RabbitMq)	3m 23s
Run Unbounded Tests (Redis)	4m 50s
Run IntegrationTests	1s
Check Test Matrix Status	7s
	1h 32m 25s

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