Clarify that Temporal applications needn't be deterministic

[cdavisafc]

Temporal Affiliation

• [x] I am a Temporal employee

Page URL

Likely in several places across the doc site

Content Issue

There is a myth that Temporal cannot be used for AI agents because they are non-deterministic and Temporal has that determinism requirement. We need to clarify this in all the places that need it.

Remember, we are not just teaching humans, but are also informing LLMs and agents.