[SPARK-16059][R] Add `monotonically_increasing_id` function in SparkR

## What changes were proposed in this pull request?

This PR adds `monotonically_increasing_id` column function in SparkR for API parity.
After this PR, SparkR supports the followings.

```r
> df <- read.json("examples/src/main/resources/people.json")
> collect(select(df, monotonically_increasing_id(), df$name, df$age))
  monotonically_increasing_id()    name age
1                             0 Michael  NA
2                             1    Andy  30
3                             2  Justin  19
```

## How was this patch tested?

Pass the Jenkins tests (with added testcase).

Author: Dongjoon Hyun <dongjoon@apache.org>

Closes #13774 from dongjoon-hyun/SPARK-16059.