cabal.project: removed CHaP

We don't use any packages published to CHaP.

Author: coot

cabal.project

@@ -1,18 +1,4 @@
--- Custom repository for cardano haskell packages, see CONTRIBUTING for more
-repository cardano-haskell-packages
-  url: https://input-output-hk.github.io/cardano-haskell-packages
-  secure: True
-  root-keys:
-    3e0cce471cf09815f930210f7827266fd09045445d65923e6d0238a6cd15126f
-    443abb7fb497a134c343faf52f0b659bd7999bc06b7f63fa76dc99d631f9bea1
-    a86a1f6ce86c449c46666bda44268677abf29b5b2d2eb5ec7af903ec2f117a82
-    bcec67e8e99cabfa7764d75ad9b158d72bfacf70ca1d0ec8bc6b4406d1bf8413
-    c00aae8461a256275598500ea0e187588c35a5d5d7454fb57eac18d9edb86a56
-    d4a35cd3121aa00d18544bb0ac01c3e1691d618f462c46129271bccf39f7e8ee
-
-index-state:
-    hackage.haskell.org 2024-08-27T18:06:30Z
-  , cardano-haskell-packages 2024-07-24T14:16:32Z
+index-state: 2024-08-27T18:06:30Z
 
 packages: ./typed-protocols
           ./typed-protocols-cborg