Sensitive information redaction

[tamaskleizer]

Proposed changes

• Added redaction (disabled by default)
• Added redaction strategies for username, password, endpoint, and exception message.
• Updated logging to use redaction where it was critical

Types of changes

Enhancement (non-breaking change which adds functionality)

[CLAassistant]

All committers have signed the CLA.

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 70.31250% with 19 lines in your changes are missing coverage. Please review.

Project coverage is 54.37%. Comparing base (21beb61) to head (96133ba).

Files	Patch %	Lines
...Ua.Core/Types/Redaction/SimpleRedactionStrategy.cs	86.11%	2 Missing and 3 partials :warning:
Libraries/Opc.Ua.Client/SessionReconnectHandler.cs	0.00%	4 Missing :warning:
Libraries/Opc.Ua.Client/NodeCacheAsync.cs	0.00%	2 Missing :warning:
...Core/Security/Certificates/CertificateValidator.cs	0.00%	2 Missing :warning:
...Opc.Ua.Core/Types/Redaction/RedactionStrategies.cs	77.77%	1 Missing and 1 partial :warning:
Libraries/Opc.Ua.Client/NodeCache.cs	50.00%	1 Missing :warning:
...raries/Opc.Ua.Configuration/ApplicationInstance.cs	0.00%	1 Missing :warning:
...Ua.Core/Stack/Configuration/ConfiguredEndpoints.cs	0.00%	1 Missing :warning:
Stack/Opc.Ua.Core/Stack/Tcp/TcpServiceHost.cs	0.00%	1 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #2545 +/- ## ========================================== - Coverage 54.42% 54.37% -0.05% ========================================== Files 335 339 +4 Lines 64749 64801 +52 Branches 13292 13305 +13 ========================================== + Hits 35237 35238 +1 - Misses 25676 25709 +33 - Partials 3836 3854 +18 ```

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