Adds OperatorLogLevel parameter to IR docs

Author: Steven Smith

modules/registry-operator-configuration-resource-overview.adoc

@@ -25,7 +25,7 @@ storage that the Operator provisioned.
 |`logLevel`
 |Sets `logLevel` of the registry instance. Defaults to  `Normal`.
 
-The supported values for `logLevel` are:
+The following values for `logLevel` are supported:
 
 * `Normal`
 * `Debug`
@@ -35,6 +35,16 @@ The supported values for `logLevel` are:
 |`httpSecret`
 |Value needed by the registry to secure uploads, generated by default.
 
+| `operatorLogLevel`
+| The `operatorLogLevel` configuration parameter provides intent-based logging for the Operator itself and a simple way to manage coarse-grained logging choices that Operators must interpret for themselves. This configuration parameter defaults to `Normal`. It does not provide fine-grained control.
+
+The following values for `operatorLogLevel` are supported: 
+ 
+* `Normal`
+* `Debug`
+* `Trace`
+* `TraceAll`
+
 |`proxy`
 |Defines the Proxy to be used when calling master API
 and upstream registries.