Added my new aw-watcher-lid project (#164)

Author: tobixen

src/watchers.rst

@@ -77,6 +77,7 @@ Other watchers to collect all kinds of data.
 - :gh:`RTnhN/aw-watcher-toggl` - A Watcher to import time entries from Toggl.
 - :gh:`sameersismail/aw-watcher-netstatus` - Monitors if you're connected to a network, by :gh-user:`sameersismail`.
 - :gh:`RTnhN/aw-watcher-buttons` - (WIP) A watcher for tracking external hardware buttons based on an Arduino used for working state.
+- :gh:`tobixen/aw-watcher-lid` - A watcher watching the lid status, suspend status and power-off status for a laptop
 
 Importers
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