Broken on latest neovim nightly

[hahuang65]

With latest neovim-nightly (NVIM v0.8.0-dev+595-g95c65a6b2)

starting up will toss an error:

packer.nvim: Error running config for catppuccin: /home/hao/.config/nvim/lua/plu
gin/catppuccin.lua:62: Vim(lua):E5108: Error executing lua ...ck/packer/start/ca
tppuccin/lua/catppuccin/utils/util.lua:25: 'blend' must be an integer
stack traceback:
^I[C]: in function 'nvim_set_hl'
^I...ck/packer/start/catppuccin/lua/catppuccin/utils/util.lua:25: in function 'h
ighlight'
^I...ck/packer/start/catppuccin/lua/catppuccin/utils/util.lua:44: in function 's
yntax'
^I...ck/packer/start/catppuccin/lua/catppuccin/utils/util.lua:89: in function 'l
oad'
^I...ite/pack/packer/start/catppuccin/lua/catppuccin/main.lua:19: in function 'l
oad'
^I...ite/pack/packer/start/catppuccin/lua/catppuccin/main.lua:32: in function 'm
ain'
^I...ite/pack/packer/start/catppuccin/lua/catppuccin/init.lua:4: in function 'lo
ad'
^I[string ":lua"]:1: in main chunk
^I[C]: in function 'cmd'
^I/home/hao/.config/nvim/lua/plugin/catppuccin.lua:62: in main chunk
^I[C]: in function 'require'
^I[string "..."]: in function <[string "..."]:0>
^I[C]: in function 'pcall'

[nullchilly]

Note that this isn't a new behavior on neovim nightly.

It was merged before 0.7 was released neovim/neovim#17516

This is because of the new nvim_set_hl implementation in catppuccin