Update links to samples list in tutorial and reference

[frantic0]

Reference

in the default language reference page

Sample playback The \operator Samples are preloaded when the audio engine starts up. A list of samples can be found in https://github.com/mimic-sussex/sema/tree/master/assets/samples

tutorial

sample

\909b is the name of a sample, taken from the list of preloaded samples here: samples. You can also generate samples from the

[smilo7]

fixed in https://github.com/mimic-sussex/sema/pull/328