Convert tabs in navigation_tabs.vue to gl-tabs

What does this MR do?

Converts tabs in navigation_tabs.vue to gl-tabs

Screenshots (strongly suggested)

Before	After

Does this MR meet the acceptance criteria?

Conformity

• Changelog entry
• Documentation (if required)
• Code review guidelines
• Merge request performance guidelines
• Style guides
• Database guides
• Separation of EE specific content

Related to #230728 (closed)