Be compatible with the new OVAL Language Version 5.11.1

[nakamura5akihito]

Version 5.11.1

• https://github.com/OVALProject/Language
• https://github.com/OVALProject/Language/tree/5.11.1

  Version 5.11

• https://oval.mitre.org/language/version5.11/
• https://github.com/OVALProject/Language/tree/5.11

The major highlights of the release are listed below:

• Added mobile platform schemas for Android and Apple iOS.
• Added networking device platform schemas for Cisco IOS-XE, Cisco ASA, Juniper JunOS and NETCONF.
• Included new tests in Windows, Linux, and Solaris platforms.
• Deprecated two entities in the linux-def:rpmverifypackage_test. Deprecated the win-def:accesstoken_test, win-def:user_test and win-def:group_test.
• Made several documentation improvements in the OVAL Language Schemas and Specifications including the ipv4_address and ipv6_address datatypes and operations.