Add auto portamento description to documentation
commit78441a2db078c492bd8df078ae56729d133ce267
authorRicard Wanderlof <ricard2013@butoba.net>
Sat, 5 Mar 2022 19:41:52 +0000 (5 20:41 +0100)
committerMark McCurry <mark.d.mccurry@gmail.com>
Sun, 6 Mar 2022 16:44:00 +0000 (6 11:44 -0500)
tree587b2dfdfac8d5ec0dfa6c4ca8baef231623c3f1
parentc3bcb54fdc2563d32c071ba59d8d618f67dd7ed6
Add auto portamento description to documentation

In the recent portamento updates I forgot about updating the
documentation, which is remedied by this commit.
doc/controller.txt