Getting "The name 'Unsafe' does not exist in the current context" errors when building after reopening a VR template project

Steps to reproduce:

1. Create a VR template project
2. Close the project
3. Re-open the project
4. Try building the project

Actual results: getting multiple errors in the console:
"Library/PackageCache/com.unity.burst@1.8.24/Runtime/SharedStatic.cs(32,28): error CS0103: The name 'Unsafe' does not exist in the current context"
Unable to build

Expected results: project gets build after restart

Reproducible with versions: 
6.1.3:
2022.3.36f1, 2022.3.65f1, 2022.3.66f1

Not reproducible with versions: 
5.0.1:
2021.3.55f1

9.1.1:
6000.0.56f1, 6000.1.16f1, 6000.2.2f1, 6000.3.0a5

Tested on (OS): 
MacBook Pro M1 MacOS Sequoia 15.6

Notes:

•  Building project the first time its opened, before any restarts, build succeeds