home: vim: centralise 'git'-related mappings

home/vim/after/plugin/mappings/git.vim

@@ -1,18 +0,0 @@
-lua << EOF
-local wk = require("which-key")
-
-local keys = {
-    d = {
-        name = "Merging diff hunks",
-        o = { "<cmd>diffget<CR>", "Use this buffer's change", mode="x" },
-        p = { "<cmd>diffput<CR>", "Accept other buffer change", mode="x" },
-    },
-    ["<leader>g"] = {
-        name = "Git",
-        l = { "<cmd>:sp<CR><C-w>T:Gllog --follow -- %:p<CR>", "Current buffer log" },
-        m = { "<Plug>(git-messenger)", "Current line blame" },
-    },
-}
-
-wk.register(keys)
-EOF