[upgradetool] Handle deprecations

[holgerfriedrich]

Fixes the following warnings during build:

[WARNING] openhab-core\tools\upgradetool\src\main\java\org\openhab\core\tools\UpgradeTool.java:[73,34] The method build() from the type org.apache.commons.cli.Option.Builder is deprecated
[WARNING] openhab-core\tools\upgradetool\src\main\java\org\openhab\core\tools\UpgradeTool.java:[76,34] The method build() from the type org.apache.commons.cli.Option.Builder is deprecated
[WARNING] openhab-core\tools\upgradetool\src\main\java\org\openhab\core\tools\UpgradeTool.java:[78,71] The method build() from the type org.apache.commons.cli.Option.Builder is deprecated
[WARNING] openhab-core\tools\upgradetool\src\main\java\org\openhab\core\tools\UpgradeTool.java:[79,103] The method build() from the type org.apache.commons.cli.Option.Builder is deprecated
[WARNING] openhab-core\tools\upgradetool\src\main\java\org\openhab\core\tools\UpgradeTool.java:[80,99] The method build() from the type org.apache.commons.cli.Option.Builder is deprecated
[WARNING] openhab-core\tools\upgradetool\src\main\java\org\openhab\core\tools\UpgradeTool.java:[81,110] The method build() from the type org.apache.commons.cli.Option.Builder is deprecated
[WARNING] openhab-core\tools\upgradetool\src\main\java\org\openhab\core\tools\UpgradeTool.java:[147,13] The type org.apache.commons.cli.HelpFormatter is deprecated
[WARNING] openhab-core\tools\upgradetool\src\main\java\org\openhab\core\tools\UpgradeTool.java:[147,43] The type org.apache.commons.cli.HelpFormatter is deprecated
[WARNING] openhab-core\tools\upgradetool\src\main\java\org\openhab\core\tools\UpgradeTool.java:[147,43] The constructor org.apache.commons.cli.HelpFormatter() is deprecated
[WARNING] openhab-core\tools\upgradetool\src\main\java\org\openhab\core\tools\UpgradeTool.java:[148,23] The method printHelp(java.lang.String, java.lang.String, org.apache.commons.cli.Options, java.lang.String, boolean) from the type org.apache.commons.cli.HelpFormatter is deprecated

[mherwege]

See also #5379

[holgerfriedrich]

Thanks @mherwege, will close my one. I should have spent more time in reviewing instead of implementing ;-)