updating WebJobs nugets to 3.0.13

Fix race condition during language worker specialization (Azure#4794)

Fix race condition during language worker specialization (Azure#4794)

Revert "adding DeferredLogger to send WebHost logs to JobHost"

This reverts commit 56f7ef5.

Ensure the DI scope flows through async calls

Updating ASP.NET Core references to 2.2.6

Allow other processes to read from log file while FileTraceWriter is …

…writing.

Allow other processes to read from log file while FileTraceWriter is …

…writing.

Fixing build configuration

Adding DOTNET_SKIP_FIRST_TIME_EXPERIENCE environment setting to funct…

…ion.proj restore