Update button spacing on blue variation

course/styles/blue.json

@@ -286,6 +286,9 @@
 				"typography": {
 					"fontFamily": "var(--wp--preset--font-family--body)",
 					"letterSpacing": "-0.04em"
+				},
+				"spacing": {
+					"padding": "0.9em 1.75em"
 				}
 			},
 			"heading": {