Reproduction steps:
1. Create a new project
2. Install Visual Scripting and activate Collab in the Project settings
3. Observe multiple console errors relating to precompiled assemblies

Expected result: No errors are thrown when installing these 2 packages
Actual result: multiple precompiled assemblies errors are thrown
-"Multiple precompiled assemblies with the same name Antlr3.Runtime.dll included on the current platform. Only one assembly with the same name is allowed per platform. (D:/Cases/New Unity Project (4)/Library/PackageCache/com.unity.visualscripting@1.5.2/Runtime/VisualScripting.Flow/Dependencies/NCalc/Antlr3.Runtime.dll)"
-Multiple precompiled assemblies with the same name Antlr3.Runtime.dll included on the current platform. Only one assembly with the same name is allowed per platform. (Assets/Plugins/PlasticSCM/Editor/PlasticLib/Antlr3.Runtime.dll)

Reproduces on: Visual Scripting 1.5.2 (2021.1.2f1, 2021.2.0a12)
Does not reproduce on: Visual Scripting/Bolt 1.4.15 (2018.4.33f1, 2019.4.24f1, 2020.3.4f1)