Improve Espressif SHA HW/SW mutex messages

[gojimmypi]

Description

This PR improves some of the debugging messages for hardware-accelerated SHA calculations on the Espressif ESP32.

Currently there are messages such as:

E (16054) wolf_hw_sha: ERROR: Release unfinished lock for 3fce56cc but found 0

Although accurate, the condition is merely interesting, not actually an error. This typically occurs when there are multiple, concurrent hash calculations in progress, such as during TLS handshake negotiation. The unused hash values are abandoned, and although the hardware is released during cleanup, it is not the normal process of actually finishing up a SHA calculation.

There's also this one, that is also merely interesting:

W (1556694) wolf_hw_sha: Warning: sha mutex unlock from unexpected task

In this case, the message likely occurred when using a ctx object across multiple threads, as operation are not thread-safe. It is up to the developer to handle any cross-thread operations.

A variety of other messages and mutex-related SHA issues have also been updated.

Fixes zd# 19003

Testing

Manually tested with various configurations using the Espessif client and server examples.

Checklist

• added tests
• updated/added doxygen
• updated appropriate READMEs
• Updated manual and documentation

edit: reference zd 19003 and note manual testing.

[gojimmypi]

Jenkins retest this please