[skip-changelog] test: updated tests after index changes

[Bikappa]

Please check if the PR fulfills these requirements

See how to contribute

• The PR has no duplicates (please search among the Pull
  Requests
  before creating one)
• The PR follows
  our contributing guidelines
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)
• UPGRADING.md has been updated with a migration guide (for breaking changes)
• configuration.schema.json updated if new parameters are added.

What kind of change does this PR introduce?

Fix failing integration test after index update

What is the current behavior?

What is the new behavior?

Does this PR introduce a breaking change, and is titled accordingly?

Other information

[codecov]

Codecov Report

Base: 36.56% // Head: 36.54% // Decreases project coverage by -0.02% ⚠️

Coverage data is based on head (5042b17) compared to base (c95f890).
Patch has no changes to coverable lines.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2088      +/-   ##
==========================================
- Coverage   36.56%   36.54%   -0.02%     
==========================================
  Files         229      229              
  Lines       19538    19538              
==========================================
- Hits         7144     7141       -3     
- Misses      11555    11557       +2     
- Partials      839      840       +1     

Flag	Coverage Δ
unit	36.54% <ø> (-0.02%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
arduino/cores/packagemanager/package_manager.go	67.46% <0.00%> (-0.73%)	⬇️

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

☔ View full report at Codecov.
📢 Do you have feedback about the report comment? Let us know in this issue.