Added selection filter for random speaker/conversation/utterance corpus functions (#268)

Co-authored-by: seanzhangkx8 <[email protected]>

Author: wasihussain914

.github/workflows/continuous-integration.yml

@@ -24,7 +24,6 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         python -m pip install .
-        python -m pip install convokit[craft]
         python -m spacy download en_core_web_sm
     - name: Run tests
       run: |