Update theme.json (#7768)

This fixes wrongly set default font "Rubik" and replaces it with the correct font "Albura".

bibliophile/theme.json

@@ -563,7 +563,7 @@
 			},
 			"heading": {
 				"typography": {
-					"fontFamily": "var(--wp--preset--font-family--rubik)",
+					"fontFamily": "var(--wp--preset--font-family--albura)",
 					"fontWeight": "400",
 					"lineHeight": "1.125"
 				}
@@ -606,4 +606,4 @@
 	],
 	"version": 2,
 	"$schema": "https://schemas.wp.org/trunk/theme.json"
-}
+}