#2001 insert parenthesis in NEWS.md

Co-authored-by: Ben Straub <[email protected]>

NEWS.md

@@ -4,7 +4,7 @@
 
 ## Updates of Existing Functions
 - The functions `derive_param_bmi()` and `derive_param_bsa()` are updated to have the option of producing more values at visits when only weight is collected (#1228).
-- The functions `derive_var_age_years` and `compute_age_years` are updated to return an `NA` age in the case that the age unit is missing. (#2001) The argument `unit` for `derive_vars_aage` is also changed to `age_unit` for consistency between these age-related functions. (#2025)
+- The functions `derive_var_age_years()` and `compute_age_years()` are updated to return an `NA` age in the case that the age unit is missing. (#2001) The argument `unit` for `derive_vars_aage()` is also changed to `age_unit` for consistency between these age-related functions. (#2025)
 
 ## Breaking Changes
 - The following functions, which were deprecated in previous `{admiral}` versions, have been removed: (#1950)