Fix link to create a new Jupyter notebook in Python start page

[karrtikr]

Closes #15621

[codecov-io]

Codecov Report

Merging #15670 (8618498) into main (f85d591) will not change coverage.
The diff coverage is 0%.

@@          Coverage Diff           @@
##            main   #15670   +/-   ##
======================================
  Coverage     64%      64%           
======================================
  Files        557      557           
  Lines      26824    26824           
  Branches    3907     3907           
======================================
  Hits       17398    17398           
  Misses      8692     8692           
  Partials     734      734           

Impacted Files	Coverage Δ
src/client/common/startPage/startPage.ts	30% <0%> (ø)
src/client/common/utils/localize.ts	92% <ø> (ø)

[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 64%. Comparing base (f85d591) to head (8618498).
⚠️ Report is 2428 commits behind head on main.

Files with missing lines	Patch %	Lines
src/client/common/startPage/startPage.ts	0%	1 Missing ⚠️

Additional details and impacted files

@@          Coverage Diff           @@
##            main   #15670   +/-   ##
======================================
  Coverage     64%      64%           
======================================
  Files        557      557           
  Lines      26824    26824           
  Branches    3907     3907           
======================================
  Hits       17398    17398           
  Misses      8692     8692           
  Partials     734      734           

Files with missing lines	Coverage Δ
src/client/common/utils/localize.ts	92% <ø> (ø)
src/client/common/startPage/startPage.ts	30% <0%> (ø)

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.