AL1212: Use null-or-empty guard helper

Property	Value
Severity	Warning
Category	`Roslyn Utilities`
Code fix	No
Analyzer	`Al1212UseGuardNotNullOrEmptyAnalyzer`
Enabled by default	Yes

Description

Use Guard.NotNullOrEmpty() instead of verbose if (string.IsNullOrEmpty(...)) throw new ArgumentNullException/ArgumentException patterns.