Changing NEWS.md message

The message now includes our group members as suggested by @ben-schwen

Author: Omartech312

NEWS.md

@@ -32,7 +32,7 @@
 
 6. `yearqtr()` and `yearmon()` now gain an optional format specifier [#7694](https://github.com/Rdatatable/data.table/issues/7694). 'numeric' is the default, which preserves the original behavior, but 'character' formats `yearqtr()` as YYYYQ# (e.g. 2025Q2) and `yearmon()` as YYYYM## (e.g. 2025M02, 2025M10). Thanks to @jan-swissre for the report and @LunaticSage218 for the implementation.
 
-7. `frolladaptivefun()` and `frollfun()` adjusted print statements for verbose messages to be more user friendly, [#7021](https://github.com/Rdatatable/data.table/issues/7021) Thanks @jangorecki for initiating the issue.
+7. Verbose outputs from `frolladaptivefun()` and `frollfun()` are now clearer and more user friendly [#7021](https://github.com/Rdatatable/data.table/issues/7021). Thanks to @Omartech312, @aidengseay, @kkarissa, and @heb229 for the implementation, to @ben-schwen for the review, and to @jangorecki for the extensive guidance and review.
 
 ### BUG FIXES