constrain parser-combinators-1.2.0 and add some packages

build-constraints.yaml

@@ -3342,6 +3342,11 @@ packages:
         - possibly
         - enum-text
         - rg
+        - columnar
+        - enum-text-rio
+        - fmt-for-rio
+        - no-value
+        - optparse-enum
 
     "Elliot Cameron <eacameron@gmail.com> @3noch":
         []
@@ -4734,6 +4739,10 @@ packages:
         - ghc-lib-parser < 8.8.0.20190723
         - ghc-lib        < 8.8.0.20190723
 
+        # https://github.com/commercialhaskell/stackage/issues/4737
+        - parser-combinators       < 1.2.0
+        - parser-combinators-tests < 1.2.0
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of