refactor: consume cardano-ledger-read from external package

Remove inline Cardano.Read.Ledger.* and Block.Gen modules,
consume from cardano-ledger-read node-10.6.2 branch instead.
Mirrors the same refactoring done on master (PRs #5204, #5206).

Author: paolino

cabal.project

@@ -129,8 +129,8 @@ source-repository-package
 source-repository-package
   type: git
   location: https://github.com/cardano-foundation/cardano-ledger-read
-  tag: 7b6adf7cc7a55e8bf6cc591e915598660124b286
-  --sha256: 07psh8fw7d6kgjr449qip5skphyg3y0wf6l0wqwjnwwnw0jgi9rs
+  tag: 0ce0e7a8a8c0e9e9073cec9407a9e851d05ed13d
+  --sha256: 0c32h8z0bldxn1215aj4i3brxl8vhk4v35by3hscw1dxcjm8kw70
 
 -- END cardano-ledger-read
 --------------------------------------------------------------------------------
@@ -141,8 +141,8 @@ source-repository-package
 source-repository-package
   type: git
   location: https://github.com/cardano-foundation/cardano-balance-transaction
-  tag: a069da87ad0ced93f1f9e66061f1e9228a881f59
-  --sha256: 1xsjcs1qsg8x1cnzw4zxh15ddjam7zrgi68h3b2ckj76ywlhh20f
+  tag: 98e7f4155451e357410e266dd6c754d58ead3b7f
+  --sha256: 1p8xhf4ly37lqs45663vk786k1mv8dzgji6wiz2s2ysn9zqq3kda
 
 -- END cardano-balance-tx
 --------------------------------------------------------------------------------

lib/primitive/cardano-wallet-primitive.cabal

@@ -61,6 +61,7 @@ library
     , cardano-ledger-conway
     , cardano-ledger-core
     , cardano-ledger-dijkstra
+    , cardano-ledger-read
     , cardano-ledger-mary
     , cardano-ledger-read
     , cardano-ledger-shelley