Update package version retrieval to use randomforge instead of rpact

- Changed package name in .getPackageVersionString function
- Ensures correct version string for randomforge package
- Affects version reporting in utilities
- No other logic or dependencies modified
- Only one line changed in f_utilities.R
- Maintains function structure and output format

Author: fpahlke

R/f_utilities.R

@@ -24,7 +24,7 @@
 NULL
 
 .getPackageVersionString <- function() {
-    return(paste(unlist(utils::packageVersion("rpact")), collapse = "."))
+    return(paste(unlist(utils::packageVersion("randomforge")), collapse = "."))
 }
 
 #'