fix: Custom breadcrumb for NodeBalancers details page

[hkhalil-akamai]

Description 📝

Adds a custom label to the NodeBalancerDetail & NodeBalancerCreate breadcrumb labels. This eliminates the inconsistent capitalization between "Nodebalancers" and "NodeBalancers".

Changes 🔄

• "Nodebalancers" ➡️ "NodeBalancers" in the NodeBalancers details & create breadcrumb labels

Preview 📷

Include a screenshot or screen recording of the change

Before	After

How to test 🧪

Verification steps

• Navigate to the details page for a NodeBalancer
• Verify the word NodeBalancers appears with the correct capitalization in the breadcrumb
• Repeat for the create page for a NodeBalancer

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[mjac0bs]

Confirmed the breadcrumb says NodeBalancers on the details and create pages now. 🚀

[github-actions]

Coverage Report: ✅
Base Coverage: 81.21%
Current Coverage: 81.21%

[abailly-akamai]

Thanks for the fix!