nvim: use <C-c> to close telescope

.config/nvim/after/plugin/telescope.lua

@@ -16,6 +16,11 @@ telescope.setup {
     -- https://github.com/nvim-telescope/telescope.nvim/issues/938#issuecomment-877539724
     defaults = themes.get_ivy {
         vimgrep_arguments = vimgrep_arguments,
+        mappings = {
+            n = {
+                ["<C-c>"] = actions.close,
+            },
+        },
         layout_config = { height = 0.4 },
         borderchars = {
             "",