feat(animation): delay

[ShaMan123]

closes #1719

This Pr introduces a new delay property for the fabric.util.animate function options.

[github-actions]

Code Coverage Summary

> fabric@5.1.0 coverage:report
> nyc report --reporter=lcov --reporter=text

-----------|---------|----------|---------|---------|-----------------------------------------------
File       | % Stmts | % Branch | % Funcs | % Lines | Uncovered Line #s                             
-----------|---------|----------|---------|---------|-----------------------------------------------
All files  |   83.17 |    76.59 |   86.32 |   82.89 |                                               
 fabric.js |   83.17 |    76.59 |   86.32 |   82.89 | ...,29878,30003,30083-30148,30271,30370,30587 
-----------|---------|----------|---------|---------|-----------------------------------------------

[asturur]

#6390

What do you think of this PR?
I would like to expand it further, but i wonder how to reconcile it with normal animations.

[ShaMan123]

#6390

What do you think of this PR? I would like to expand it further, but i wonder how to reconcile it with normal animations.

I looked it a while back. Looks interesting. Should be straight forward to wrap the new concept with in a way that supports normal animations

[brandonSeattle]

When this delay updates will be available?

[el]

Bump. Do you have an ETA for this in a release?