readPeakFile .Rd example update

man/readPeakFile.Rd

@@ -24,7 +24,7 @@ This function read peaks coordinates file (bed file) and store the results in a
 # read peak file (package sample from NCBI)
 peaks<-GenomeFeatures::readPeakFile(
  base::system.file(
-  "extdata/data/input/NCBI_sample.bed",
+  "extdata/data/input/A.bed",
   package="GenomeFeatures"
  )
 )