icebox: cb121 does have a PLL

Signed-off-by: gatecat <[email protected]>

Author: gatecat

icebox/icebox.py

@@ -1719,7 +1719,6 @@ def parse_db(text, device="1k"):
     "8k-cm81:4k": [ "8k_1" ],
     "1k-qn48": [ "1k" ],
     "1k-cb81": [ "1k" ],
-    "1k-cb121": [ "1k" ],
     "1k-vq100": [ "1k" ],
     "384-qn32": [ "384" ],
 }