Tag Cloud: Add typography supports (except font size) (#43452)

* tag-cloud: update docs to latest typography support

* remove default control for tag-cloud block

* remove `__experimentalTextDecoration` as typography support

this is done because of the serialization issues with the typography support
as mentioned in the comment.
#43452 (review)

docs/reference-guides/core-blocks.md

@@ -797,7 +797,7 @@ A cloud of your most used tags. ([Source](https://github.com/WordPress/gutenberg
 
 -	**Name:** core/tag-cloud
 -	**Category:** widgets
--	**Supports:** align, spacing (margin, padding), ~~html~~
+-	**Supports:** align, spacing (margin, padding), typography (lineHeight), ~~html~~
 -	**Attributes:** largestFontSize, numberOfTags, showTagCounts, smallestFontSize, taxonomy
 
 ## Template Part

packages/block-library/src/tag-cloud/block.json

@@ -40,6 +40,14 @@
 		"spacing": {
 			"margin": true,
 			"padding": true
+		},
+		"typography": {
+			"lineHeight": true,
+			"__experimentalFontFamily": true,
+			"__experimentalFontWeight": true,
+			"__experimentalFontStyle": true,
+			"__experimentalTextTransform": true,
+			"__experimentalLetterSpacing": true
 		}
 	},
 	"editorStyle": "wp-block-tag-cloud-editor"