docs: remove .md extension

Author: haithium

docs/src/evdev/_snippets/uinput-spec.md

@@ -10,7 +10,7 @@
 | `product`     | `integer`   | Product ID (default: `0xE7DE`)                                         |
 | `version`     | `integer`   | Version number (default: `1`)                                          |
 
-[KEY_*]: ../api/ecodes.md#key
-[BTN_*]: ../api/ecodes.md#btn
-[REL_*]: ../api/ecodes.md#rel
-[EV_*]: ../api/ecodes.md#ev
+[KEY_*]: ../api/ecodes#key
+[BTN_*]: ../api/ecodes#btn
+[REL_*]: ../api/ecodes#rel
+[EV_*]: ../api/ecodes#ev

docs/src/evdev/tutorials/uinput-actions.md

@@ -182,4 +182,4 @@ tap(ui, ecodes.BTN_MIDDLE) -- middle click
 Because the Linux kernel treats mouse buttons ( [BTN_*] ) as keys (both use the
 `EV_KEY` event type under the hood), we can use `tap()` to perform clicks.
 
-[BTN_*]: ../api/ecodes.md#btn
+[BTN_*]: ../api/ecodes#btn

docs/src/evdev/tutorials/uinput-virtual-devices.md

@@ -111,5 +111,5 @@ mouse:emit(evdev.ecodes.EV_KEY, evdev.ecodes.BTN_RIGHT, 0)
 mouse:sync()
 ```
 
-[KEY_*]: ../api/ecodes.md#key
-[BTN_*]: ../api/ecodes.md#btn
+[KEY_*]: ../api/ecodes#key
+[BTN_*]: ../api/ecodes#btn