Add cord and obsidian plugins

lua/plugins/cord.lua

@@ -0,0 +1,11 @@
+return {
+  "vyfor/cord.nvim",
+  build = ":Cord update",
+  opts = {
+    text = {
+      editing = "Editing a ${filetype} file",
+      viewing = "Viewing a ${filetype} file",
+    },
+    variables = true,
+  },
+}