exclude TPF from plugins that expect lcs as input

[kecnry]

all plugins that expect light curves as input should now (as of #82 which is not included in 0.3.x) filter to exclude TPFs.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.63%. Comparing base (7b78df5) to head (541f267).
Report is 35 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #118      +/-   ##
==========================================
- Coverage   93.92%   91.63%   -2.30%     
==========================================
  Files          37       41       +4     
  Lines        1598     2021     +423     
==========================================
+ Hits         1501     1852     +351     
- Misses         97      169      +72     

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