Add transcript filter functionality to entity viewer (#465)

* ENSWBSITES-888: Filter transcript functionality and writing test for the functionality of filtering by so_term
12 jobs for dev in 8 minutes and 37 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test Build Static
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Test_N_Build

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Test_N_Build:internal

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  Build Docker Images
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Nginx:Internal-EHK

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Nginx:Internal-WP

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Nginx:Staging-EHK

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Nginx:Staging-WP

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  Deploy
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Internal:EHK-HH

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Internal:WP-HH

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Internal:WP-HX

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Staging:EHK-HH

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Staging:WP-HH

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Staging:WP-HX

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