fix: support to get states of multiple feature flags

[Greedy-Geek]

[codecov[bot]]

Codecov Report

Merging #2471 (7c3ea60) into main (2c52154) will decrease coverage by 0.02%. The diff coverage is 16.66%.

@@            Coverage Diff             @@
##             main    #2471      +/-   ##
==========================================
- Coverage   83.02%   83.00%   -0.02%     
==========================================
  Files         916      916              
  Lines       20474    20480       +6     
  Branches     3238     3238              
==========================================
+ Hits        16999    17000       +1     
- Misses       3356     3361       +5     
  Partials      119      119              

Files	Coverage Δ
...common/src/feature/state/feature-state.resolver.ts	52.17% <16.66%> (-12.54%)	:arrow_down:

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Unit Test Results

       4 files     309 suites   52m 20s :stopwatch: 1 122 tests 1 122 :heavy_check_mark: 0 :zzz: 0 :x: 1 132 runs  1 132 :heavy_check_mark: 0 :zzz: 0 :x:

Results for commit 7c3ea605.