Coding standards: core/modules/*

[herbdool]

Separated out from #6004

• core/modules/admin_bar
• core/modules/block
• core/modules/book
• core/modules/ckeditor
• core/modules/color
• core/modules/comment
• core/modules/comment/views
• core/modules/config
• core/modules/contact
• core/modules/contextual
• core/modules/dashboard
• core/modules/date
• core/modules/date/views
• core/modules/[dblog,email]
• core/modules/entity
• core/modules/entityreference
• core/modules/field_ui
• core/modules/field
• core/modules/field/modules
• core/modules/field/[tests,views]
• core/modules/file
• core/modules/file/views
• core/modules/filter
• core/modules/image
• core/modules/installer
• core/modules/language
• core/modules/layout
• core/modules/layout/includes
• core/modules/layout/plugins
• core/modules/layout/[templates,tests]
• core/modules/link
• core/modules/locale
• core/modules/local/views
• core/modules/menu
• core/modules/node
• core/modules/node/views
• core/modules/path
• core/modules/redirect
• core/modules/search
• core/modules/search/[templates,tests,views]
• core/modules/simpletest
• core/modules/simpletest/tests/[a-b]*
• core/modules/simpletest/tests/c*
• core/modules/simpletest/tests/d*
• core/modules/simpletest/tests/[e-f]*
• core/modules/simpletest/tests/[g-m]*
• core/modules/simpletest/tests/[n-s]*
• core/modules/simpletest/tests/t*
• core/modules/simpletest/tests/u*
• core/modules/syslog
• core/modules/system
• core/modules/system.system.[a-m]*
• core/modules/system.system.[n-z]*
• core/modules/taxonomy
• core/modules/taxonomy/views
• core/modules/telemetry
• core/modules/translation
• core/modules/update
• core/modules/user
• core/modules/user/tests
• core/modules/user/views
• core/modules/views_ui
• core/modules/views
• core/modules/views/handlers/views_handler_a*
• core/modules/views/handlers/views_handler_field*
• core/modules/views/handlers/views_handler_filter*
• core/modules/views/handlers/views_handler_[r-s]*
• core/modules/views/includes
• core/modules/views/plugins/views_plugin_a*
• core/modules/views/plugins/views_plugin_[c-d]*
• core/modules/views/plugins/views_plugin_[e-q]*
• core/modules/views/plugins/views_plugin_[r-s]*
• core/modules/views/templates
• core/modules/views/tests
• core/modules/views/tests/[handlers,plugins,styles]