Fix developer flag in server/cabal.project.freeze

Co-authored-by: Auke Booij <[email protected]>

Author: nicuveo

server/cabal.project.freeze

@@ -142,7 +142,7 @@ constraints: any.Cabal ==3.2.0.0,
              any.ghc-heap-view ==0.6.2,
              ghc-heap-view -prim-supports-any,
              any.ghc-prim ==0.6.1,
-             graphql-engine +developer -profiling,
+             graphql-engine -developer -profiling,
              any.happy ==1.19.12,
              happy +small_base,
              any.hashable ==1.3.0.0,