[SPARK-35023][BUILD] Migrate from deprecated `in` to `slash` syntax in SBT build file
[SPARK-35023][BUILD] Migrate from deprecated `in` to `slash` syntax in SBT build file

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

SBT 1.5.0 deprecates `in` syntax from 0.13.x, so build file adjustment
is recommended.
See https://www.scala-sbt.org/1.x/docs/Migrating-from-sbt-013x.html#Migrating+to+slash+syntax

### Why are the changes needed?

Removes significant amount of deprecation warnings and prepares to syntax removal in next versions of SBT.

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

No

### How was this patch tested?

Build should pass on GH Actions.

Closes #32115 from gemelen/feature/sbt-1.5-fixes.

Authored-by: Denis Pyshev <46f1a0bd5592a2f9244ca321b129902a06b53e03@gemelen.net>
Signed-off-by: HyukjinKwon <2680965ad5aae29275c8fb10150cb10f5554e78b@apache.org>

cloud-fan/spark,HyukjinKwon/spark,WeichenXu123/spark,srowen/spark,WeichenXu123/spark,chuckchen/spark,witgo/spark,nchammas/spark,ueshin/apache-spark,ueshin/apache-spark,cloud-fan/spark,mahak/spark,shaneknapp/spark,chuckchen/spark,hvanhovell/spark,WeichenXu123/spark,wangyum/spark,shaneknapp/spark,HyukjinKwon/spark,taroplus/spark,jiangxb1987/spark,milliman/spark,hvanhovell/spark,holdenk/spark,chuckchen/spark,srowen/spark,chuckchen/spark,hvanhovell/spark,wangmiao1981/spark,dongjoon-hyun/spark,gengliangwang/spark,zzcclp/spark,zzcclp/spark,apache/spark,wangyum/spark,chuckchen/spark,JoshRosen/spark,rednaxelafx/apache-spark,mahak/spark,shaneknapp/spark,xuanyuanking/spark,witgo/spark,vinodkc/spark,nchammas/spark,zzcclp/spark,xuanyuanking/spark,wangyum/spark,cloud-fan/spark,cloud-fan/spark,hvanhovell/spark,vinodkc/spark,dongjoon-hyun/spark,hvanhovell/spark,srowen/spark,WeichenXu123/spark,nchammas/spark,milliman/spark,apache/spark,maropu/spark,nchammas/spark,dongjoon-hyun/spark,maropu/spark,WeichenXu123/spark,ueshin/apache-spark,mahak/spark,nchammas/spark,cloud-fan/spark,holdenk/spark,maropu/spark,srowen/spark,ueshin/apache-spark,HyukjinKwon/spark,zero323/spark,xuanyuanking/spark,JoshRosen/spark,wangyum/spark,apache/spark,JoshRosen/spark,jiangxb1987/spark,witgo/spark,taroplus/spark,dongjoon-hyun/spark,BryanCutler/spark,apache/spark,HyukjinKwon/spark,jiangxb1987/spark,srowen/spark,xuanyuanking/spark,cloud-fan/spark,shaneknapp/spark,nchammas/spark,jiangxb1987/spark,vinodkc/spark,chuckchen/spark,wangyum/spark,maropu/spark,vinodkc/spark,wangmiao1981/spark,gengliangwang/spark,rednaxelafx/apache-spark,rednaxelafx/apache-spark,mahak/spark,HyukjinKwon/spark,JoshRosen/spark,taroplus/spark,srowen/spark,cloud-fan/spark,zero323/spark,chuckchen/spark,mahak/spark,apache/spark,witgo/spark,maropu/spark,taroplus/spark,jiangxb1987/spark,taroplus/spark,zero323/spark,dongjoon-hyun/spark,JoshRosen/spark,apache/spark,apache/spark,HyukjinKwon/spark,taroplus/spark,hvanhovell/spark,gengliangwang/spark,BryanCutler/spark,shaneknapp/spark,xuanyuanking/spark,holdenk/spark,maropu/spark,zero323/spark,zzcclp/spark,milliman/spark,ueshin/apache-spark,zzcclp/spark,BryanCutler/spark,maropu/spark,wangmiao1981/spark,gengliangwang/spark,holdenk/spark,nchammas/spark,BryanCutler/spark,shaneknapp/spark,dongjoon-hyun/spark,BryanCutler/spark,BryanCutler/spark,witgo/spark,gengliangwang/spark,rednaxelafx/apache-spark,WeichenXu123/spark,hvanhovell/spark,mahak/spark,zero323/spark,zzcclp/spark,witgo/spark,wangmiao1981/spark,zero323/spark,holdenk/spark,mahak/spark,vinodkc/spark,zzcclp/spark,wangmiao1981/spark,holdenk/spark,vinodkc/spark,WeichenXu123/spark,JoshRosen/spark,witgo/spark,wangmiao1981/spark,srowen/spark,xuanyuanking/spark,milliman/spark,ueshin/apache-spark,BryanCutler/spark,shaneknapp/spark,milliman/spark,milliman/spark,jiangxb1987/spark,wangyum/spark,wangyum/spark,holdenk/spark,rednaxelafx/apache-spark,dongjoon-hyun/spark,xuanyuanking/spark,gengliangwang/spark,HyukjinKwon/spark,vinodkc/spark,milliman/spark,JoshRosen/spark,jiangxb1987/spark,ueshin/apache-spark,zero323/spark,taroplus/spark,rednaxelafx/apache-spark,gengliangwang/spark,rednaxelafx/apache-spark,wangmiao1981/spark