Update Ledger SRP, remove Plutus SRP

cabal.project

@@ -14,7 +14,7 @@ repository cardano-haskell-packages
 -- you need to run if you change them
 index-state:
   , hackage.haskell.org 2024-06-13T08:49:27Z
-  , cardano-haskell-packages 2024-06-12T11:52:25Z
+  , cardano-haskell-packages 2024-06-17T12:18:52Z
 
 packages:
     cardano-api
@@ -67,8 +67,8 @@ source-repository-package
 source-repository-package
   type: git
   location: https://github.com/IntersectMBO/cardano-ledger
-  tag: 0a11c2ac64b3e2ca04d5e84b06c9a4e089bf37d7
-  --sha256: sha256-UubLu2Tx+4bndGlgS8EPkLZGUhMGRsIefQSXMuXBkMk=
+  tag: 434cf8cac8332246c2a41b47a36a8d13de61da26
+  --sha256: sha256-r18PIrbmfDaDFnE9brK0jCFyXDU60yfcaSab3il8sC8=
   subdir:
     eras/alonzo/impl
     eras/alonzo/test-suite
@@ -96,14 +96,3 @@ source-repository-package
     libs/set-algebra
     libs/small-steps
     libs/vector-map
-
-source-repository-package
-  type: git
-  location: https://github.com/IntersectMBO/plutus.git
-  tag: 2c1aa4aaca3c6498db6739fabcd8cfbc93387528
-  --sha256: sha256-HtlYPoUMFCxCVyXL7+OSx21sxXjoTcmMOaZjcaXpWwg=
-  subdir:
-    plutus-core
-    plutus-ledger-api
-    plutus-tx
-    prettyprinter-configurable