Standard fields value "Keine" changed to "Keiner" in German localization

Summary

In German localization, system field values for "Keine" changed to "Keiner"

Steps to Reproduce

1. Install (or upgrade to) JIRA 7.7.1
2. Change default language to German

Expected Results

None value for system fields should be "Keine"

Actual Results

None value for system fields are now "Keiner"

Workaround

Unofficial workaround:

1. On JIRA Server, extract language pack jar file for German language found in <JIRA_INSTALL>/atlassian-jira/WEB-INF/atlassian-bundled-plugins (file name is like jira-core-language-pack-de_DE-7.7.1.v20180122100646.jar)
2. Proceed renaming translations from step 4. as per Renaming System Fields in JIRA for entry common.words.none=Keine in JiraWebActionSupport_de_DE.properties file
3. After repacking the JAR file, replace the existing one in JIRA_INSTALL>/atlassian-jira/WEB-INF/atlassian-bundled-plugins and restart JIRA

Notes

• this was not an issue in previous JIRA versions