Easy-fix wrong spacy multiple roots

[juanmirocks]

• Problem: Simple errors due to parentheses
• Solution: exchange deps when removing them for mult roots

see test_floyd_warshall.py

TEST_SENTENCES_MULTI_ROOT = [
    # SS
    "Import assays with pea ( Pisum sativum ) chloroplasts showed that PyrR and PyrD are taken up and proteolytically processed .",
    "Consistent with this inference , Arabidopsis or maize ( Zea mays ) PyrR ( At3g47390 or GRMZM2G090068 ) restored riboflavin prototrophy to an E. coli ribD deletant strain when coexpressed with the corresponding PyrD protein ( At4g20960 or GRMZM2G320099 ) but not when expressed alone ; the COG3236 domain was unnecessary for complementing activity ."
]