Higher hspec min version (2.8)

<https://hackage.haskell.org/package/hspec-core-2.8.0/docs/Test-Hspec-Core-Formatters-V1.html>

Author: andys8

hspec-formatters-codewars.cabal

@@ -9,10 +9,10 @@ build-type:    Simple
 library
   hs-source-dirs:   src
   build-depends:
-    , base        >=4 && <5
-    , hspec       >=2 && <3
-    , hspec-core  >=2 && <3
-    , text        >=2 && <3
+    , base        >=4   && <5
+    , hspec       >=2.8 && <3
+    , hspec-core  >=2.8 && <3
+    , text        >=2   && <3
 
   exposed-modules:  Test.Hspec.Formatters.Codewars
   default-language: GHC2021
@@ -23,10 +23,10 @@ test-suite hspec-formatters-codewars-spec
   main-is:            Main.hs
   hs-source-dirs:     test src
   build-depends:
-    , base        >=4 && <5
-    , hspec       >=2 && <3
-    , hspec-core  >=2 && <3
-    , text        >=2 && <3
+    , base        >=4   && <5
+    , hspec       >=2.8 && <3
+    , hspec-core  >=2.8 && <3
+    , text        >=2   && <3
 
   other-modules:
     Spec