HCCDOC-1687: remove basic authentication config options from the Using Insights Operator section

Author: kblake2016

modules/insights-operator-configuring.adoc

@@ -15,8 +15,6 @@ The table below describes the available configuration attributes:
 [options="header"]
 |====
 |Attribute name|Description|Value type|Default value
-|`username`|Specifies username for basic authentication with `console.redhat.com` (overrides the default `pull-secret` token authentication when set)|String|Not set
-|`password`|Specifies password for basic authentication with `console.redhat.com` (overrides the default `pull-secret` token authentication when set)|String|Not set
 |`enableGlobalObfuscation`|Enables the global obfuscation of IP addresses and the cluster domain name|Boolean|`false`
 |`scaInterval`|Specifies the frequency of the simple content access entitlements download|Time interval|`8h`
 |`scaPullDisabled`|Disables the simple content access entitlements download|Boolean|`false`