Fix `tm_t_coxreg` errors when applying filters (#831) #1657

Job	Run time
Grammar Check 🔤	0s
Check URLs 🌐	0s
SuperLinter 🦸‍♀️	0s
Style Check 👗	0s
Audit Dependencies 🕵️‍♂️ / oysteR scan 🦪	1m 56s
Coverage 📔 / Coverage 📔	6m 5s
Coverage 📔 / Covtracer 🐄	0s
gitleaks 💧 / gitleaks 💧	7s
gitleaks 💧 / PII Check 💳	0s
License Check 🃏 / Check 🚩	44s
R CMD Check 🧬 / ghcr.io/insightsengineering/rstudio_4.3.1_bioc_3.17, version latest	13m 29s
Spell Check 🆎 / Check spelling 🔠	1m 59s
Roxygen 🅾 / Manual pages check 🏁	5m 41s
Version Bump 🤜🤛 / Bump version ⤴	51s
Version Check 🏁 / Emoji in NEWS.md 📰	12s
Version Check 🏁 / Version check 🏁	7s
Coverage 📔 / Publish coverage report 📰	5s
R CMD Check 🧬 / Upload build tar.gz	0s
R CMD Check 🧬 / Publish JUnit HTML report 📰	6s
	31m 22s

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