[fips] add startup and HTTPS FIPS mode logging for rustls #5489
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Generate logs to validate that FIPS cryptographic module is enabled at runtime for client/server connections, as recommended in step 3 of https://docs.rs/rustls/latest/rustls/manual/_06_fips/index.html
Log examples:
Startup log (no HTTPS needed):
INFO Rustls startup default provider: FIPS is enabled for cryptography.WARN Rustls startup default provider: FIPS is disabled for cryptography.INFO Rustls startup default provider: FIPS is disabled for cryptography (non-Linux build).HTTPS logs (only if HTTPS is enabled):
Checklist
Breaking Changes?
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Describe Incompatible Changes
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