[SPARK-34544][PYTHON][FOLLOW-UP] Add pandas-stubs in dev/requirement.txt
[SPARK-34544][PYTHON][FOLLOW-UP] Add pandas-stubs in dev/requirement.txt

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

This PR is a minor followup of https://github.com/apache/spark/pull/34927 that adds `pandas-stubs` dependency into `dev/requirements.txt`.

### Why are the changes needed?

For easier development setup.

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

No, dev-only.

### How was this patch tested?

Manually tested as below:

```bash
pip install -r dev/requirements.txt
```

Closes #35029 from HyukjinKwon/SPARK-34544.

Authored-by: Hyukjin Kwon <2680965ad5aae29275c8fb10150cb10f5554e78b@apache.org>
Signed-off-by: Hyukjin Kwon <2680965ad5aae29275c8fb10150cb10f5554e78b@apache.org>

shaneknapp/spark,dongjoon-hyun/spark,rednaxelafx/apache-spark,gengliangwang/spark,witgo/spark,shaneknapp/spark,hvanhovell/spark,JoshRosen/spark,holdenk/spark,apache/spark,nchammas/spark,WeichenXu123/spark,nchammas/spark,dongjoon-hyun/spark,rednaxelafx/apache-spark,WeichenXu123/spark,HyukjinKwon/spark,witgo/spark,gengliangwang/spark,rednaxelafx/apache-spark,cloud-fan/spark,nchammas/spark,zero323/spark,holdenk/spark,witgo/spark,wangyum/spark,ueshin/apache-spark,hvanhovell/spark,wangyum/spark,JoshRosen/spark,srowen/spark,zzcclp/spark,nchammas/spark,vinodkc/spark,zzcclp/spark,holdenk/spark,srowen/spark,zero323/spark,wangyum/spark,xuanyuanking/spark,mahak/spark,nchammas/spark,WeichenXu123/spark,holdenk/spark,witgo/spark,hvanhovell/spark,vinodkc/spark,hvanhovell/spark,HyukjinKwon/spark,xuanyuanking/spark,shaneknapp/spark,hvanhovell/spark,WeichenXu123/spark,WeichenXu123/spark,WeichenXu123/spark,rednaxelafx/apache-spark,xuanyuanking/spark,cloud-fan/spark,apache/spark,srowen/spark,gengliangwang/spark,ueshin/apache-spark,zero323/spark,hvanhovell/spark,hvanhovell/spark,rednaxelafx/apache-spark,mahak/spark,cloud-fan/spark,zero323/spark,cloud-fan/spark,ueshin/apache-spark,holdenk/spark,gengliangwang/spark,zzcclp/spark,HyukjinKwon/spark,JoshRosen/spark,apache/spark,nchammas/spark,gengliangwang/spark,JoshRosen/spark,apache/spark,dongjoon-hyun/spark,HyukjinKwon/spark,HyukjinKwon/spark,vinodkc/spark,witgo/spark,srowen/spark,apache/spark,mahak/spark,JoshRosen/spark,vinodkc/spark,shaneknapp/spark,vinodkc/spark,mahak/spark,zzcclp/spark,xuanyuanking/spark,dongjoon-hyun/spark,witgo/spark,gengliangwang/spark,wangyum/spark,HyukjinKwon/spark,srowen/spark,mahak/spark,srowen/spark,apache/spark,holdenk/spark,ueshin/apache-spark,zero323/spark,xuanyuanking/spark,ueshin/apache-spark,shaneknapp/spark,mahak/spark,cloud-fan/spark,xuanyuanking/spark,vinodkc/spark,rednaxelafx/apache-spark,mahak/spark,wangyum/spark,vinodkc/spark,cloud-fan/spark,zero323/spark,witgo/spark,wangyum/spark,zero323/spark,holdenk/spark,gengliangwang/spark,wangyum/spark,rednaxelafx/apache-spark,ueshin/apache-spark,xuanyuanking/spark,JoshRosen/spark,apache/spark,JoshRosen/spark,HyukjinKwon/spark,shaneknapp/spark,shaneknapp/spark,cloud-fan/spark,dongjoon-hyun/spark,srowen/spark,ueshin/apache-spark,nchammas/spark,WeichenXu123/spark,dongjoon-hyun/spark,zzcclp/spark,dongjoon-hyun/spark,zzcclp/spark,zzcclp/spark