Set PR trigger rules (#16987)
### Description
Add a script to insert the trigger rules to workflow yamls.
First step, skipp windows gpu and linux gpu workflow when there's only
doc change
### Motivation and Context
Make skipping workflows for doc change easily.
[AB#18201](https://aiinfra.visualstudio.com/6a833879-cd9b-44a4-a9de-adc2d818f13c/_workitems/edit/18201)
