Unable to assign GUID error occurs on updating 2D SpriteShape package to 5.0.1

Steps to Repro:

1. Create a new Project
2. Install/Update 2D SpriteShape to 5.0.1

Expected Result:
2D SpriteShape is installed without any error

Actual Result:
We can't assign a new GUID because the asset is in an immutable folder. The asset will be ignored error occurs

Reproducible on package version: 5.0.1 with 2020.2.0a21

Working fine on package version: 5.0.0

Environment: Windows 10 and Mac 10.15

Stack Trace:
GUID [0ae2b74b1edd14bb18dd7b65ae916a54] for asset 'Packages/com.unity.2d.sprite/Editor/ObjectMenuCreation/DefaultAssets/Textures/SpriteShapeEdge.png.meta' conflicts with:
'Packages/com.unity.2d.spriteshape/Editor/ObjectMenuCreation/DefaultAssets/Sprite Shapes/SpriteShapeEdge.png.meta'
We can't assign a new GUID because the asset is in an immutable folder. The asset will be ignored.