Call HSET after FT.CREATE to avoid keyspace scan

[ashtul]

Pull Request check-list

Please make sure to review and check all of these items:

• Does $ tox pass with this change (including linting)?
• Do the CI tests pass with this change (enable it first in your forked repo and wait for the github action build to finish)?
• Is the new or changed code fully tested?
• Is a documentation update included (if this change modifies existing APIs, or introduces new ones)?

NOTE: these things are not required to open a PR and can be done
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Description of change

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[codecov-commenter]

Codecov Report

Merging #1706 (d10fcc5) into master (19819e0) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master    #1706   +/-   ##
=======================================
  Coverage   89.06%   89.06%           
=======================================
  Files          53       53           
  Lines       11071    11071           
=======================================
  Hits         9860     9860           
  Misses       1211     1211           

Impacted Files	Coverage Δ
tests/test_search.py	98.85% <100.00%> (ø)

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