Add picture to Farmable docs

Author: DMBuce

README.asciidoc

@@ -1541,14 +1541,16 @@ Fortune, to a maximum of 5% with Fortune III.
 
 Cherry leaves have a chance to drop pink petals.
 
-Azalea bushes, bamboo, mushrooms, fungi, and nether roots
+Bamboo, mushrooms, fungi, and nether roots
 can be planted on composters.
 Be careful to use shift or else the item will be composted.
 
 Dead bushes can be planted on composters and decorated pots.
 
 Dripleaf can be planted on composters and water cauldrons.
 
+image:https://i.imgur.com/gbZGYSM.png[Farmable]
+
 Goats drop mutton.
 
 Husks drop sand instead of rotten flesh.

README.asciidoc.sempl

@@ -570,14 +570,16 @@ Fortune, to a maximum of 5% with Fortune III.
 
 Cherry leaves have a chance to drop pink petals.
 
-Azalea bushes, bamboo, mushrooms, fungi, and nether roots
+Bamboo, mushrooms, fungi, and nether roots
 can be planted on composters.
 Be careful to use shift or else the item will be composted.
 
 Dead bushes can be planted on composters and decorated pots.
 
 Dripleaf can be planted on composters and water cauldrons.
 
+image:https://i.imgur.com/gbZGYSM.png[Farmable]
+
 Goats drop mutton.
 
 Husks drop sand instead of rotten flesh.