Version 6.0.0-rc2

• perf(): remove some runtime RegExp usages #9802
• fix(Canvas): Avoid exporting controls with toDataURL #9896
• perf(): Rework constructors to avoid the extra perf cost of current setup #9891
• perf(): Remove redundant matrix multiplication in multiplayTransformMatrixArray #9893
• test(): Convert Animation tests to jest #9892
• perf(ObjectGeometry): replace cache key string with array #9887
• docs(): Improve JSDOCs for BlendImage #9876
• fix(Group): Pass down the abort signal from group to objects #9890
• fix(util): restore old composeMatrix code for performances improvement #9851
• fix(Control): corner coords definition order #9884
• fix(Polyline): safeguard points arg from options #9855
• feat(IText): Adjust cursor blinking for better feedback #9823
• feat(FabricObject): pass e to shouldStartDragging #9843
• fix(Canvas): mouse move before event data #9849
• chore(FabricObject): pass e to shouldStartDragging #9843
• ci(): Add Jest coverage to the report #9836
• test(): Add cursor animation testing and migrate some easy one to jest #9829
• fix(Group, Controls): Fix interactive group actions when negative scaling is involved #9811
• fix(): Replace 'hasOwn' with 'in' operator in typeAssertions check #9812