[SPARK-20477][SPARKR][DOC] Document R bisecting k-means in R programming guide
[SPARK-20477][SPARKR][DOC] Document R bisecting k-means in R programming guide

## What changes were proposed in this pull request?

Add hyper link in the SparkR programming guide.

## How was this patch tested?

Build doc and manually check the doc link.

Author: wangmiao1981 <wm624@hotmail.com>

Closes #17805 from wangmiao1981/doc.

(cherry picked from commit b28c3bc2020a6936e4ac4c28d49fd832a952af42)
Signed-off-by: Felix Cheung <810d837eab49a32915fef3ad1ae15af3fe7891e7@apache.org>

publicRoman/spark,publicRoman/spark,apache-spark-on-k8s/spark,apache-spark-on-k8s/spark,publicRoman/spark,apache-spark-on-k8s/spark,apache-spark-on-k8s/spark,publicRoman/spark,publicRoman/spark,apache-spark-on-k8s/spark,publicRoman/spark,apache-spark-on-k8s/spark,jlopezmalla/spark,publicRoman/spark,jlopezmalla/spark,jlopezmalla/spark,jlopezmalla/spark,jlopezmalla/spark,jlopezmalla/spark,apache-spark-on-k8s/spark,jlopezmalla/spark