fix(avante-nvim): Fix key mapping conflicts between history and hint(#1466)

Resolving key mapping conflicts b

Author: msdone-lwt

lua/astrocommunity/completion/avante-nvim/init.lua

@@ -36,7 +36,7 @@ return {
       toggle = {
         default = prefix .. "t",
         debug = prefix .. "d",
-        hint = prefix .. "h",
+        hint = prefix .. "H",
         suggestion = prefix .. "s",
         repomap = prefix .. "R",
       },