Add `ard_event_rates()` #979

Job	Run time
Version Bump 🤜🤛	0s
Audit Dependencies 🕵️‍♂️ / oysteR scan 🦪	1m 31s
Coverage 📔 / Coverage 📔	5m 24s
Coverage 📔 / Covtracer 🐄	0s
R CMD Check 🧬 / ghcr.io/insightsengineering/rstudio, version latest	5m 10s
Roxygen 🅾 / Manual pages check 🏁	3m 16s
gitleaks 💧 / gitleaks 💧	4s
gitleaks 💧 / PII Check 💳	0s
License Check 🃏 / Check 🚩	32s
Check URLs 🌐 / URL Checker 🔎	41s
Check URLs 🌐 / Validate Links 🔎	0s
R CMD Check (non-CRAN) 🧬 / ghcr.io/insightsengineering/rstudio, version latest	5m 14s
Spell Check 🆎 / Check spelling 🔠	1m 29s
Version Check 🏁 / Emoji in NEWS.md 📰	6s
Version Check 🏁 / Version check 🏁	7s
Grammar Check 🔤 / Check 📝	13s
Style Check 👗 / Check code style 🔠	1m 44s
R CMD Check 🧬 / Publish JUnit HTML report 📰	0s
R CMD Check 🧬 / Upload build tar.gz	0s
R CMD Check (non-CRAN) 🧬 / Upload build tar.gz	0s
R CMD Check (non-CRAN) 🧬 / Publish JUnit HTML report 📰	0s
Coverage 📔 / Publish coverage report 📰	0s
	25m 31s

Provide feedback