(SUP-3397) Do not add/remove the admin user

[m0dular]

Prior to this commit, adding the admin user as a member of an org would produce an error, since it cannot be added or removed. This commit skips it when updating org members

[puppet-community-rangefinder]

influxdb is a class

Breaking changes to this file WILL impact these 1 modules (exact match):

• puppetlabs-puppet_operational_dashboards

This module is declared in 0 of 580 indexed public Puppetfiles.

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These results were generated with Rangefinder, a tool that helps predict the downstream impact of breaking changes to elements used in Puppet modules. You can run this on the command line to get a full report.

Exact matches are those that we can positively identify via namespace and the declaring modules' metadata. Non-namespaced items, such as Puppet 3.x functions, will always be reported as near matches only.