Twenty Twenty-Three: Update XX-large font-sizes for accessibility.

Update XX-large font-sizes so that the responsive typography meets the minimum ratio between the min and max font-sizes of 0.61 required for accessible responsive typography.

Props mikachan, ryokuhi, poena, dhruvishah2203, joedolson.
Fixes #58603.

git-svn-id: https://develop.svn.wordpress.org/trunk@57690 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-content/themes/twentytwentythree/styles/aubergine.json

@@ -86,8 +86,8 @@
 					"size": "10rem",
 					"slug": "xx-large",
 					"fluid": {
-						"min": "4rem",
-						"max": "20rem"
+						"min": "10rem",
+						"max": "16.3rem"
 					}
 				}
 			]

src/wp-content/themes/twentytwentythree/styles/block-out.json

@@ -76,7 +76,7 @@
 				{
 					"fluid": {
 						"max": "7rem",
-						"min": "4rem"
+						"min": "4.3rem"
 					},
 					"size": "7rem",
 					"slug": "xx-large"

src/wp-content/themes/twentytwentythree/styles/pitch.json

@@ -120,7 +120,7 @@
 					"size": "3.2rem",
 					"fluid": {
 						"min": "3.2rem",
-						"max": "5.653rem"
+						"max": "5.2rem"
 					},
 					"slug": "xx-large",
 					"name": "2X Large"

src/wp-content/themes/twentytwentythree/styles/whisper.json

@@ -72,10 +72,10 @@
 				},
 				{
 					"fluid": {
-						"min": "3.375rem",
-						"max": "7rem"
+						"min": "3.5rem",
+						"max": "5.7rem"
 					},
-					"size": "7rem",
+					"size": "5.7rem",
 					"slug": "xx-large"
 				}
 			]

src/wp-content/themes/twentytwentythree/theme.json

@@ -278,7 +278,7 @@
 				},
 				{
 					"fluid": {
-						"min": "4rem",
+						"min": "6.1rem",
 						"max": "10rem"
 					},
 					"size": "10rem",