(MAINT) Replace IAC Team with CAT Team

Prior to this commit the old team was being referenced.

This commit brings the documentation in line with the team that now supports it.

Author: pmcmaw

README.md

@@ -120,7 +120,7 @@
 [Hash]: https://docs.puppet.com/puppet/latest/lang_data_hash.html
 [`HttpProtocolOptions`]: http://httpd.apache.org/docs/current/mod/core.html#httpprotocoloptions
 
-[IAC Team]: https://puppetlabs.github.io/iac/
+[CAT Team]: https://puppetlabs.github.io/content-and-tooling-team/
 [`IncludeOptional`]: https://httpd.apache.org/docs/current/mod/core.html#includeoptional
 [`Include`]: https://httpd.apache.org/docs/current/mod/core.html#include
 [interval syntax]: https://httpd.apache.org/docs/current/mod/mod_expires.html#AltSyn
@@ -904,6 +904,6 @@ When set, all exclusions will be ignored.
 #### Test Support Lifecycle
 The puppetlabs-apache module supports a large number of compatible platforms and [Apache Modules][Apache modules].
 As a result, Apache Module tests can fail because a package or package dependency has been removed from a Linux distribution repository.
-The [IAC Team][IAC Team] will try to resolve these issues and keep instructions updated, but due to limited resources this won’t always be possible.
+The [CAT Team][CAT Team] will try to resolve these issues and keep instructions updated, but due to limited resources this won’t always be possible.
 In these cases, we will exclude test(s) from certain platforms.
-As always, we welcome help from our community members, and the IAC team is here to assist and answer questions.
+As always, we welcome help from our community members, and the CAT(Content & Tooling) team is here to assist and answer questions.