Introduce useDndMonitor hook

[clauderic]

This PR introduces the useDndMonitor hook. The useDndMonitor hook can be used within components wrapped in a DndContext provider to monitor the different drag and drop events that happen for that DndContext.

Example usage:

import {DndContext, useDndMonitor} from '@dnd-kit/core';

function App() {
  return (
    <DndContext>
      <Component />
    </DndContext>
  );
}

function Component() {
  useDndMonitor({
    onDragStart(event) {},
    onDragMove(event) {},
    onDragOver(event) {},
    onDragEnd(event) {},
    onDragCancel(event) {},
  })
}

[changeset-bot]

🦋 Changeset detected

Latest commit: 1beff9a

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 4 packages

Name	Type
@dnd-kit/accessibility	Patch
@dnd-kit/core	Major
@dnd-kit/modifiers	Patch
@dnd-kit/sortable	Patch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

[github-actions]

Size Change: +644 B (+1%)

Total Size: 57.3 kB

Filename	Size	Change
packages/accessibility/dist/accessibility.cjs.development.js	640 B	+42 B (+7%)	🔍
packages/accessibility/dist/accessibility.cjs.production.min.js	486 B	+25 B (+5%)	🔍
packages/accessibility/dist/accessibility.esm.js	503 B	+46 B (+10%)	⚠️
packages/core/dist/core.cjs.development.js	15.2 kB	+181 B (+1%)
packages/core/dist/core.cjs.production.min.js	9.79 kB	+150 B (+2%)
packages/core/dist/core.esm.js	15 kB	+200 B (+1%)

ℹ️ View Unchanged

Filename	Size	Change
packages/accessibility/dist/index.js	148 B	0 B
packages/core/dist/index.js	141 B	0 B
packages/modifiers/dist/index.js	144 B	0 B
packages/modifiers/dist/modifiers.cjs.development.js	642 B	0 B
packages/modifiers/dist/modifiers.cjs.production.min.js	471 B	0 B
packages/modifiers/dist/modifiers.esm.js	561 B	0 B
packages/sortable/dist/index.js	144 B	0 B
packages/sortable/dist/sortable.cjs.development.js	3.78 kB	0 B
packages/sortable/dist/sortable.cjs.production.min.js	2.48 kB	0 B
packages/sortable/dist/sortable.esm.js	3.66 kB	0 B
packages/utilities/dist/index.js	144 B	0 B
packages/utilities/dist/utilities.cjs.development.js	1.34 kB	0 B
packages/utilities/dist/utilities.cjs.production.min.js	802 B	0 B
packages/utilities/dist/utilities.esm.js	1.25 kB	0 B

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