Re-introduce servant upper bounds for #5191

build-constraints.yaml

@@ -4680,6 +4680,18 @@ packages:
       - haskeline < 0.8.0
       - structured-cli < 2.6
 
+      # https://github.com/commercialhaskell/stackage/issues/5191 - compilation failures
+      - servant < 0.17
+      - servant-client < 0.17
+      - servant-server < 0.17
+      - servant-client-core < 0.17
+      - servant-docs < 0.11.5
+      - servant-foreign < 0.15.1
+      - servant-lucid < 0.9.0.1
+      - servant-mock < 0.8.6
+      - servant-swagger < 1.1.8
+      - aur < 6.3.0
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of