editor.js:2 Uncaught TypeError: Cannot read properties of undefined (reading 'normalize')

[manishfdsu]

Describe a bug.
Formbuilder - Create a Form: console errors seen
Add Custom Block and click on up and down arrow keys, user will see console errors as below :
`

editor.js:2 Uncaught

TypeError: Cannot read properties of undefined (reading 'normalize')
at Function.value (editor.js:2:1)
at o.get (editor.js:2:1)
at o.value (editor.js:2:1)
at o.value (editor.js:2:1)
at k.value (editor.js:2:1)
at k.value (editor.js:2:1)
at HTMLDocument.eval (editor.js:2:1)

	value	@	editor.js:2
	get	@	editor.js:2
	value	@	editor.js:2
	value	@	editor.js:2
	value	@	editor.js:2
	value	@	editor.js:2
	eval	@	editor.js:2

`

Steps to reproduce:

1. Add custom block
2. click on up and down arrow keys

Expected behavior:
Console errors should not be thrown

Device, Browser, OS:
All Device, Browser, OS

Editor.js version:
"@editorjs/checklist": "^1.3.0",
"@editorjs/delimiter": "^1.2.0",
"@editorjs/editorjs": "^2.23.2",
"@editorjs/header": "^2.6.2",
"@editorjs/image": "^2.6.2",
"@editorjs/inline-code": "^1.3.1",
"@editorjs/list": "^1.7.0",
"@editorjs/paragraph": "^2.8.0",
"@editorjs/quote": "^2.4.0",
"@editorjs/raw": "^2.3.1",
"@editorjs/table": "^2.0.1",
"@editorjs/text-variant-tune": "^1.0.1",
"@editorjs/underline": "^1.0.0",
"@editorjs/warning": "^1.2.0",
"editorjs-change-case": "^0.0.3",
"editorjs-drag-drop": "^1.1.2",
"editorjs-inline-font-size-tool": "^1.0.1",
"editorjs-text-alignment-blocktune": "^1.0.3",
"editorjs-text-color-plugin": "^1.13.1",
"editorjs-undo": "1.0.1",

Plugins you use with their versions:
"@editorjs/checklist": "^1.3.0",
"@editorjs/delimiter": "^1.2.0",
"@editorjs/editorjs": "^2.23.2",
"@editorjs/header": "^2.6.2",
"@editorjs/image": "^2.6.2",
"@editorjs/inline-code": "^1.3.1",
"@editorjs/list": "^1.7.0",
"@editorjs/paragraph": "^2.8.0",
"@editorjs/quote": "^2.4.0",
"@editorjs/raw": "^2.3.1",
"@editorjs/table": "^2.0.1",
"@editorjs/text-variant-tune": "^1.0.1",
"@editorjs/underline": "^1.0.0",
"@editorjs/warning": "^1.2.0",
"editorjs-change-case": "^0.0.3",
"editorjs-drag-drop": "^1.1.2",
"editorjs-inline-font-size-tool": "^1.0.1",
"editorjs-text-alignment-blocktune": "^1.0.3",
"editorjs-text-color-plugin": "^1.13.1",
"editorjs-undo": "1.0.1",