Enable fast-digits (#6167).

alaendle · alaendle · commit 89a668e46362 · 2023-06-25T07:35:26.000+02:00
diff --git a/build-constraints.yaml b/build-constraints.yaml
@@ -3405,7 +3405,7 @@ packages:
 
     "Andrew Lelechenko <andrew.lelechenko@gmail.com> @Bodigrim":
         - exp-pairs
-        - fast-digits < 0 # 0.3.1.0 Cabal 3 vs stack incompat https://github.com/commercialhaskell/stackage/issues/6167
+        - fast-digits
         - chimera
         - quadratic-irrational
         - primitive-addr
