feat: export drilldown filter type

[arjunlalb]

Description

Export a type.

[github-actions[bot]]

Unit Test Results

       4 files  ±0     298 suites  ±0   23m 40s :stopwatch: + 1m 39s 1 058 tests ±0  1 058 :heavy_check_mark: ±0  0 :zzz: ±0  0 :x: ±0  1 066 runs  ±0  1 066 :heavy_check_mark: ±0  0 :zzz: ±0  0 :x: ±0 

Results for commit cea209c3. ± Comparison against base commit bb7afd63.

[codecov[bot]]

Codecov Report

Merging #1695 (cea209c) into main (bb7afd6) will not change coverage. The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main    #1695   +/-   ##
=======================================
  Coverage   83.75%   83.75%           
=======================================
  Files         889      889           
  Lines       19141    19141           
  Branches     2636     2636           
=======================================
  Hits        16031    16031           
  Misses       2975     2975           
  Partials      135      135           

Impacted Files	Coverage Δ
...servability/src/pages/explorer/explorer-service.ts	100.00% <100.00%> (ø)

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