BISERVER-10075 - ReportViewer:  when entering an invalid page number, the warning UI looks terrible
BISERVER-10075 - ReportViewer:  when entering an invalid page number, the warning UI looks terrible

What was done:
1) changed styles for diplaying error

mbatchelor/pentaho-platform-plugin-reporting,mbatchelor/pentaho-platform-plugin-reporting,mbatchelor/pentaho-platform-plugin-reporting