feat: bump version to 8.0.0

Author: srghma-old

spago.yaml

@@ -4,7 +4,7 @@ package:
     folds, and combinators for `Json`
   publish:
     license: MIT
-    version: 7.0.0
+    version: 8.0.0
     location:
       githubOwner: purescript-contrib
       githubRepo: purescript-argonaut-core
@@ -32,3 +32,4 @@ workspace:
   extraPackages: {}
   packageSet:
     registry: 60.5.0
+version: 8.0.0