seo: cleanup and optimize roadmap(s) metadata (#8828)

* audit first 11 roadmaps

* audit next 10 roadmaps

* audit next 15 roadmaps

* audit last 22 roadmaps

* Update src/data/roadmaps/ai-data-scientist/ai-data-scientist.md

* Update src/data/roadmaps/aspnet-core/aspnet-core.md

* apply suggestions from code review

* fix seo title

* Update src/data/roadmaps/frontend/frontend.md

* Update src/data/roadmaps/backend/backend.md

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Co-authored-by: Kamran Ahmed <kamranahmed.se@gmail.com>

src/data/roadmaps/javascript/javascript.md

@@ -37,10 +37,13 @@ seo:
   description: 'Community driven, articles, resources, guides, interview questions, quizzes for javascript development. Learn to become a modern JavaScript developer by following the steps, skills, resources and guides listed in this roadmap.'
   keywords:
     - 'javascript guide 2024'
+    - 'javascript guide 2025'
     - 'learn javascript'
     - 'step by step javascript guide'
     - 'javascript roadmap 2024'
+    - 'javascript roadmap 2025'
     - 'javascript developer roadmap 2024'
+    - 'javascript developer roadmap 2025'
     - 'guide to becoming a javascript developer'
     - 'javascript developer roadmap'
     - 'javascript roadmap'