Add 'sshconfig' host snippet

.config/nvim/snips/sshconfig.lua

@@ -0,0 +1,15 @@
+local ls = require("luasnip")
+local s = ls.snippet
+local t = ls.text_node
+local i = ls.insert_node
+
+return {
+  s("host", {
+    t("Host "),
+    i(1, "alias"),
+    t({ "", "\tHostName " }),
+    i(2, "name"),
+    t({ "", "\tUser " }),
+    i(3, "user"),
+  }),
+}