Document new optional parameters added in 1704 (#2086)

Author: bergmeister

docs/Rules/UseCorrectCasing.md

@@ -15,6 +15,35 @@ cmdlet names or parameters does not matter but this rule ensures that the casing
 consistency and also because most cmdlets/parameters start with an upper case and using that
 improves readability to the human eye.
 
+## Configuration
+
+```powershell
+Rules = @{
+    PS UseCorrectCasing = @{
+        Enable        = $true
+        CheckCommands = $true
+        CheckKeyword  = $true
+        CheckOperator = $true
+    }
+}
+```
+
+### Enable: bool (Default value is `$false`)
+
+Enable or disable the rule during ScriptAnalyzer invocation.
+
+### CheckCommands: bool (Default value is `$true`)
+
+If true, require the case of all operators to be lowercase.
+
+### CheckKeyword: bool (Default value is `$true`)
+
+If true, require the case of all keywords to be lowercase.
+
+### CheckOperator: bool (Default value is `$true`)
+
+If true, require the case of all commands to match their actual casing.
+
 ## How
 
 Use exact casing of the cmdlet and its parameters, e.g.