Change in ssl_read_internal for better flow

[Copilot]

• Inspect new PR comment and confirm required code change in ssl_read_internal.cpp
• Check GitHub Actions workflow runs for add-pico-chibios first (stacked PR base), then this branch if needed
• Apply the requested mbedtls_ssl_read error handling condition change
• Run targeted validation for the touched file/area
• Reply to the PR comment with the addressing commit hash

[Ellerbach]

@copilot it's about bringing this change in this PR:

src/PAL/COM/sockets/ssl/MbedTLS/ssl_read_internal.cpp
int ret = mbedtls_ssl_read(ssl, (unsigned char *)(data), size);
- if (ret < 0)

+ if (ret == MBEDTLS_ERR_SSL_WANT_READ || ret == MBEDTLS_ERR_SSL_WANT_WRITE)

[Copilot]

@copilot it's about bringing this change in this PR:

[src/PAL/COM/sockets/ssl/MbedTLS/ssl_read_internal.cpp](https://github.com/nanoframework/nf-interpreter/pull/3301/files/2fcc1229829cfcf83b57cbc7...

Applied in this PR branch at 1a607fc in src/PAL/COM/sockets/ssl/MbedTLS/ssl_read_internal.cpp with explicit MBEDTLS_ERR_SSL_WANT_READ/MBEDTLS_ERR_SSL_WANT_WRITE handling.

[Ellerbach]

@copilot, close this one and open a new one against main with the same content

[Copilot]

@Ellerbach I've opened a new pull request, #3322, to work on those changes. Once the pull request is ready, I'll request review from you.