fix typo

Author: junyangq

R/pkg/R/sparkR.R

@@ -315,7 +315,7 @@ sparkRHive.init <- function(jsc = NULL) {
 #' Get the existing SparkSession or initialize a new SparkSession.
 #'
 #' SparkSession is the entry point into SparkR. \code{sparkR.session} gets the existing
-#' SparkSession or initialize a new SparkSession.
+#' SparkSession or initializes a new SparkSession.
 #' Additional Spark properties can be set in \code{...}, and these named parameters take priority
 #' over values in \code{master}, \code{appName}, named lists of \code{sparkConfig}.
 #'