[SPARK-34643][R][DOCS] Use CRAN URL in canonical form

### What changes were proposed in this pull request?

This PR fixes the URL links to use CRAN URL in canonical form.
CRAN package submission was failed as below:

```
   Found the following (possibly) invalid URLs:
     URL: https://cran.r-project.org/web/packages/e1071/index.html
       From: man/spark.naiveBayes.Rd
       Status: 200
       Message: OK
       CRAN URL not in canonical form
     URL: https://cran.r-project.org/web/packages/mixtools/index.html
       From: man/spark.gaussianMixture.Rd
       Status: 200
       Message: OK
       CRAN URL not in canonical form
     URL: https://cran.r-project.org/web/packages/survival/index.html
       From: man/spark.survreg.Rd
       Status: 200
       Message: OK
       CRAN URL not in canonical form
     URL: https://cran.r-project.org/web/packages/topicmodels/index.html
       From: man/spark.lda.Rd
       Status: 200
       Message: OK
       CRAN URL not in canonical form
     The canonical URL of the CRAN page for a package is
       https://CRAN.R-project.org/package=pkgname
```

### Why are the changes needed?

To fix CRAN package submission

### Does this PR introduce _any_ user-facing change?

It exposes a canoncal form of URLs to end users.

### How was this patch tested?

I manually clicked each links.

Closes #31759 from HyukjinKwon/minor-doc-fixes.

Authored-by: HyukjinKwon <[email protected]>
Signed-off-by: Dongjoon Hyun <[email protected]>

R/DOCUMENTATION.md

@@ -19,7 +19,7 @@ license: |
 # SparkR Documentation
 
 SparkR documentation is generated by using in-source comments and annotated by using
-[`roxygen2`](https://cran.r-project.org/web/packages/roxygen2/index.html). After making changes to the documentation and generating man pages,
+[`roxygen2`](https://cran.r-project.org/package=roxygen2). After making changes to the documentation and generating man pages,
 you can run the following from an R console in the SparkR home directory
 ```R
 library(devtools)

R/pkg/R/mllib_classification.R

@@ -574,7 +574,7 @@ setMethod("write.ml", signature(object = "MultilayerPerceptronClassificationMode
 #' @rdname spark.naiveBayes
 #' @aliases spark.naiveBayes,SparkDataFrame,formula-method
 #' @name spark.naiveBayes
-#' @seealso e1071: \url{https://cran.r-project.org/web/packages/e1071/index.html}
+#' @seealso e1071: \url{https://cran.r-project.org/package=e1071}
 #' @examples
 #' \dontrun{
 #' data <- as.data.frame(UCBAdmissions)

R/pkg/R/mllib_clustering.R

@@ -204,7 +204,7 @@ setMethod("write.ml", signature(object = "BisectingKMeansModel", path = "charact
 #' @return \code{spark.gaussianMixture} returns a fitted multivariate gaussian mixture model.
 #' @rdname spark.gaussianMixture
 #' @name spark.gaussianMixture
-#' @seealso mixtools: \url{https://cran.r-project.org/web/packages/mixtools/index.html}
+#' @seealso mixtools: \url{https://cran.r-project.org/package=mixtools}
 #' @examples
 #' \dontrun{
 #' sparkR.session()
@@ -483,7 +483,7 @@ setMethod("write.ml", signature(object = "KMeansModel", path = "character"),
 #' @return \code{spark.lda} returns a fitted Latent Dirichlet Allocation model.
 #' @rdname spark.lda
 #' @aliases spark.lda,SparkDataFrame-method
-#' @seealso topicmodels: \url{https://cran.r-project.org/web/packages/topicmodels/index.html}
+#' @seealso topicmodels: \url{https://cran.r-project.org/package=topicmodels}
 #' @examples
 #' \dontrun{
 #' text <- read.df("data/mllib/sample_lda_libsvm_data.txt", source = "libsvm")

R/pkg/R/mllib_regression.R

@@ -475,7 +475,7 @@ setMethod("write.ml", signature(object = "IsotonicRegressionModel", path = "char
 #' @param ... additional arguments passed to the method.
 #' @return \code{spark.survreg} returns a fitted AFT survival regression model.
 #' @rdname spark.survreg
-#' @seealso survival: \url{https://cran.r-project.org/web/packages/survival/index.html}
+#' @seealso survival: \url{https://cran.r-project.org/package=survival}
 #' @examples
 #' \dontrun{
 #' df <- createDataFrame(ovarian)