Remove extras from main Project toml

Author: willtebbutt

Project.toml

@@ -67,11 +67,3 @@ ReverseDiff = "1"
 Test = "1.6"
 ZygoteRules = "0.2"
 julia = "1.10"
-
-[extras]
-ChainRulesCore = "d360d2e6-b24c-11e9-a2a3-2a2ae2dbcce4"
-EnzymeCore = "f151be2c-9106-41f4-ab19-57ee4f262869"
-ForwardDiff = "f6369f11-7733-5829-9624-2563aa707210"
-MCMCChains = "c7f686f2-ff18-58e9-bc7b-31028e88f75d"
-ReverseDiff = "37e2e3b7-166d-5795-8a7a-e32c996b4267"
-ZygoteRules = "700de1a5-db45-46bc-99cf-38207098b444"