bump core version to 0.8, add lower bound to db & test

bump for remote

Author: sorki

hnix-store-core/hnix-store-core.cabal

@@ -1,6 +1,6 @@
 cabal-version:       2.2
 name:                hnix-store-core
-version:             0.7.0.0
+version:             0.8.0.0
 synopsis:            Core effects for interacting with the Nix store.
 description:
   This package contains types and functions needed to describe

hnix-store-db/hnix-store-db.cabal

@@ -72,13 +72,13 @@ library
 
   build-depends:
       base >=4.10 && <5
+    , hnix-store-core >= 0.8
     , attoparsec
     , bytestring
     , bytestring
     , data-default-class
     , text
     , time
-    , hnix-store-core
     , esqueleto >= 3.5.10 && < 3.6
     , persistent >= 2.14.5 && < 2.15
     , persistent-sqlite >= 2.13.1 && < 2.14

hnix-store-remote/hnix-store-remote.cabal

@@ -73,7 +73,7 @@ library
 
   build-depends:
       base >=4.12 && <5
-    , hnix-store-core >= 0.7 && <0.8
+    , hnix-store-core >= 0.8 && <0.9
     , attoparsec
     , binary
     , bytestring

hnix-store-tests/hnix-store-tests.cabal

@@ -44,7 +44,7 @@ library
     , System.Nix.Arbitrary.StorePath
   build-depends:
       base >=4.12 && <5
-    , hnix-store-core
+    , hnix-store-core >= 0.8
     , bytestring
     , cryptonite
     , dependent-sum > 0.7