puppet-strings prints warnings since the merge of #722

[bastelfreak]

We had some discussions on the IRC and would like to do a new modulesync release. I notice that puppet-strings complains about comments since we merged #722

I'm not yet sure which file causes this

 $ /usr/bin/bundle exec rake reference
[warn]: Could not find file: DO
[warn]: Could not find file: NOT
[warn]: Could not find file: EDIT
[warn]: Could not find file: #
[warn]: Could not find file: https://voxpupuli.org/docs/updating-files-managed-with-modulesync/
[warn]: The length of the summary for puppet_class 'prometheus::install' exceeds the recommended limit of 140 characters.
[warn]: The length of the summary for puppet_defined_type 'prometheus::scrape_job' exceeds the recommended limit of 140 characters.
[warn]: The length of the summary for puppet_class 'prometheus::unbound_exporter' exceeds the recommended limit of 140 characters.
[warn]: Invalid tag format for @example
[warn]: Invalid tag format for @example in file `manifests/blackbox_exporter.pp` near line 65
[warn]: Missing @param tag for parameter 'export_scrape_job' near manifests/blackbox_exporter.pp:65.
[warn]: Missing @param tag for parameter 'scrape_host' near manifests/blackbox_exporter.pp:65.
[warn]: Missing @param tag for parameter 'scrape_port' near manifests/blackbox_exporter.pp:65.
[warn]: Missing @param tag for parameter 'scrape_job_name' near manifests/blackbox_exporter.pp:65.
[warn]: Missing @param tag for parameter 'scrape_job_labels' near manifests/blackbox_exporter.pp:65.
[warn]: Missing documentation for Puppet type alias 'Prometheus::Uri' at types/uri.pp:1.
[warn]: Missing documentation for Puppet type alias 'Prometheus::GsUri' at types/gsuri.pp:1.
[warn]: Missing documentation for Puppet type alias 'Prometheus::S3Uri' at types/s3uri.pp:1.
[warn]: Missing documentation for Puppet type alias 'Prometheus::Initstyle' at types/initstyle.pp:1.
Files:                   52
Modules:                  0 (    0 undocumented)
Classes:                  0 (    0 undocumented)
Constants:                0 (    0 undocumented)
Attributes:               0 (    0 undocumented)
Methods:                  0 (    0 undocumented)
Puppet Classes:          44 (    0 undocumented)
Puppet Data Types:        0 (    0 undocumented)
Puppet Data Type Aliases:     5 (    4 undocumented)
Puppet Defined Types:     3 (    0 undocumented)
Puppet Types:             0 (    0 undocumented)
Puppet Providers:         0 (    0 undocumented)
Puppet Functions:         0 (    0 undocumented)
Puppet Tasks:             0 (    0 undocumented)
Puppet Plans:             0 (    0 undocumented)
 92.31% documented
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[ekohl]

It's .yardopts: https://github.com/voxpupuli/modulesync_config/pull/722/files#r678933913