Update NEWS

NEWS.md

@@ -7,6 +7,9 @@
 * Added formatting function `format_count_fraction_lt10` for formatting `count_fraction` with special consideration when count is less than 10.
 * Updated `s_summary.logical` output for `count_fraction` when denominator is zero to display as `NA` instead of `0` in tables.
 
+### Bug Fixes
+* Fixed bug in `g_km` causing an error when converting certain annotation width units.
+
 ### Miscellaneous
 * Began deprecation of `na_level` argument in `s_count_abnormal_by_baseline`, `a_summary`, `analyze_vars`, `analyze_vars_in_cols`, `compare_vars`, `h_map_for_count_abnormal`, `h_stack_by_baskets`, `summarize_colvars`, `a_coxreg`, and `summarize_coxreg` and replaced it with the `na_str` argument.