Update environment-variables-and-pipes.md

docs/en/src/environment-variables-and-pipes.md

@@ -65,6 +65,7 @@ Contains the index of the currently focused item, as seen in [column-renderer/in
 Contains the full path of the currently focused node.
 
 #### XPLR_INPUT_BUFFER
+
 The line currently in displaying in the xplr input buffer. For e.g. the search input while searching. See [Reading Input][37].
 
 #### XPLR_MODE
@@ -192,4 +193,3 @@ xplr.config.modes.builtin.default.key_bindings.on_key.X = {
 [35]: #xplr_pid
 [36]: #xplr_session_path
 [37]: messages.md#reading-input
-