docs: thermal: fix spelling mistakes

Signed-off-by: Flavio Suligoi <f.suligoi@asem.it>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Link: https://lore.kernel.org/r/20210129132035.16967-1-f.suligoi@asem.it
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
1 file changed