Merge pull request #43 from locallycompact/patch-1

Update for ghc-9

Author: 23Skidoo

ekg-core.cabal

@@ -33,8 +33,8 @@ library
     System.Metrics.ThreadId
 
   build-depends:
-    ghc-prim < 0.7,
-    base >= 4.6 && < 4.15,
+    ghc-prim < 0.8,
+    base >= 4.6 && < 4.16,
     containers >= 0.5 && < 0.7,
     text < 1.3,
     unordered-containers < 0.3