Bump haddock version to 2.29.0

haddock-api/haddock-api.cabal

 cabal-version:        3.0
 name:                 haddock-api
-version:              2.28.0
+version:              2.29.0
 synopsis:             A documentation-generation tool for Haskell libraries
 description:          Haddock is a documentation-generation tool for Haskell
                       libraries

haddock.cabal

 cabal-version:        3.0
 name:                 haddock
-version:              2.28.0
+version:              2.29.0
 synopsis:             A documentation-generation tool for Haskell libraries
 description:
   This is Haddock, a tool for automatically generating documentation
@@ -35,7 +35,7 @@ bug-reports:          https://github.com/haskell/haddock/issues
 copyright:            (c) Simon Marlow, David Waern
 category:             Documentation
 build-type:           Simple
-tested-with:          GHC==9.6.*
+tested-with:          GHC==9.10.*
 
 extra-source-files:
   CHANGES.md
@@ -149,7 +149,7 @@ executable haddock
   else
     -- in order for haddock's advertised version number to have proper meaning,
     -- we pin down to a single haddock-api version.
-    build-depends:  haddock-api == 2.28.0
+    build-depends:  haddock-api == 2.29.0
 
 test-suite html-test
   type:             exitcode-stdio-1.0