test: removing obsolete files from docusaurus project

[amelnytskyi]

What ❔

Removed obsolete Blogs and Tutorials docs

Why ❔

Checklist

• PR title corresponds to the body of PR (we generate changelog entries from PRs).
• Tests for the changes have been added / updated.
• Documentation comments have been added / updated.

[github-actions]

API E2E Test Results

207 tests  ±0   207 ✅ ±0   19s ⏱️ -1s
 14 suites ±0     0 💤 ±0 
  1 files   ±0     0 ❌ ±0 

Results for commit 762ab11. ± Comparison against base commit 8580045.

[github-actions]

Visit the preview URL for this PR (updated for commit 762ab11):

• https://staging-scan-v2--pr225-qa-613-docusaurus-fi-czygn27s.web.app
• https://staging-storybook-scan-v2--pr225-qa-613-docusaurus-fi-6suxrrs3.web.app

_{(expires Fri, 19 Apr 2024 09:53:47 GMT)}

_{🔥 via Firebase Hosting GitHub Action 🌎}

_{Sign: e508f9012944951194447cb8885950b451a24403}

[github-actions]

Unit Test Results

    4 files  ±0    263 suites  ±0   11m 13s ⏱️ +15s
2 081 tests ±0  2 080 ✅ ±0  1 💤 ±0  0 ❌ ±0 
2 289 runs  ±0  2 288 ✅ ±0  1 💤 ±0  0 ❌ ±0 

Results for commit 762ab11. ± Comparison against base commit 8580045.

[amelnytskyi]

Changes moved to #227