Update OPCUA to 0.11.0 to fix CVEs

[adithyaj]

Update opcua to 0.11.0 to fix out of bounds write + uncontrolled resource consumption

Signed-off-by: Adithya J [email protected]

What this PR does / why we need it:
opcua v0.10 and below are vulnerable to CVE-2022-25903 and CVE-2022-25888. This updates the opcua dependency to 0.11.0 to include the security patches.
Special notes for your reviewer:

If applicable:

• added code adheres to standard Rust formatting (cargo fmt)
• code builds properly (cargo build)
• code is free of common mistakes (cargo clippy)
• all Akri tests succeed (cargo test)
• all commits pass the DCO bot check by being signed off -- see the failing DCO check for instructions on how to retroactively sign commits