fix(sqllab): Fix autocomplete for SQL Lab

[Antonio-RiveroMartnez]

SUMMARY

Autocompleter uses the table name in the reducer, but info is not being updated so it fails to provide autocomplete options. when opening new tabs. With these changes we make sure such info is available so options can be properly displayed.

BEFORE/AFTER SCREENSHOTS OR ANIMATED GIF

Before:

After:

TESTING INSTRUCTIONS

1. Open SQL Lab and verify the autocomplete for columns work as expected on new tabs

ADDITIONAL INFORMATION

• Has associated issue:
• Required feature flags:
• Changes UI
• Includes DB Migration (follow approval process in SIP-59)
  • Migration is atomic, supports rollback & is backwards-compatible
  • Confirm DB migration upgrade and downgrade tested
  • Runtime estimates and downtime expectations provided
• Introduces new feature or API
• Removes existing feature or API

[lyndsiWilliams]

/testenv up

[github-actions]

@lyndsiWilliams Ephemeral environment spinning up at http://54.203.5.239:8080. Credentials are admin/admin. Please allow several minutes for bootstrapping and startup.

[lyndsiWilliams]

LGTM!

[codecov]

Codecov Report

Merging #22329 (c172469) into master (aafb993) will increase coverage by 0.00%.
The diff coverage is 100.00%.

❗ Current head c172469 differs from pull request most recent head b0de559. Consider uploading reports for the commit b0de559 to get more accurate results

@@           Coverage Diff           @@
##           master   #22329   +/-   ##
=======================================
  Coverage   66.84%   66.84%           
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  Files        1846     1846           
  Lines       70513    70515    +2     
  Branches     7726     7727    +1     
=======================================
+ Hits        47132    47134    +2     
  Misses      21378    21378           
  Partials     2003     2003           

Flag	Coverage Δ
javascript	53.79% <100.00%> (+<0.01%)	⬆️

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Impacted Files	Coverage Δ
...et-frontend/src/components/TableSelector/index.tsx	78.20% <100.00%> (+0.57%)	⬆️

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[github-actions]

Ephemeral environment shutdown and build artifacts deleted.