minor #28788 invalidate stale commits for PRs too (xabbuh)
minor #28788 invalidate stale commits for PRs too (xabbuh)

This PR was merged into the 2.8 branch.

Discussion
----------

invalidate stale commits for PRs too

| Q             | A
| ------------- | ---
| Branch?       | 2.8
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        |

Commits
-------

aee63f5e4b invalidate stale commits for PRs too

zerkms/symfony,ragboyjr/symfony,OndraM/symfony,nicolas-grekas/symfony,vincentaubert/symfony,ro0NL/symfony,zorn-v/symfony,dmaicher/symfony,michaelperrin/symfony,tgalopin/symfony,Taluu/symfony,Taluu/symfony,stof/symfony,sroze/symfony,pierredup/symfony,arjenm/symfony,docteurklein/symfony,hhamon/symfony,Slamdunk/symfony,curry684/symfony,alekitto/symfony,SaschaDens/symfony,deguif/symfony,paradajozsef/symfony,fabpot/symfony,kbond/symfony,mpdude/symfony,Nyholm/symfony,jakzal/symfony,xabbuh/symfony,lstrojny/symfony,alekitto/symfony,stof/symfony,localheinz/symfony,shieldo/symfony,joelwurtz/symfony,ajgarlag/symfony,frankdejonge/symfony,Nyholm/symfony,localheinz/symfony,Tobion/symfony,joelwurtz/symfony,mpdude/symfony,fabpot/symfony,mnapoli/symfony,andreia/symfony,jderusse/symfony,andrerom/symfony,HeahDude/symfony,gnat42/symfony,smatyas/symfony,d-ph/symfony,ajgarlag/symfony,nicolas-grekas/symfony,mweimerskirch/symfony,maidmaid/symfony,lyrixx/symfony,voronkovich/symfony,lyrixx/symfony,oleg-andreyev/symfony,andreia/symfony,romaricdrigon/symfony,Tobion/symfony,nicolas-grekas/symfony,michaelperrin/symfony,Slamdunk/symfony,Koc/symfony,symfony/symfony,gnat42/symfony,mnapoli/symfony,1ed/symfony,lyrixx/symfony,sgehrig/symfony,yceruto/symfony,OndraM/symfony,voronkovich/symfony,voronkovich/symfony,alekitto/symfony,fabpot/symfony,ogizanagi/symfony,arjenm/symfony,mweimerskirch/symfony,ajgarlag/symfony,garak/symfony,phramz/symfony,garak/symfony,tucksaun/symfony,jvasseur/symfony,arjenm/symfony,1ed/symfony,docteurklein/symfony,arjenm/symfony,jakzal/symfony,pierredup/symfony,andrerom/symfony,Slamdunk/symfony,deguif/symfony,teohhanhui/symfony,HeahDude/symfony,phramz/symfony,bendavies/symfony,zorn-v/symfony,vincentaubert/symfony,Nyholm/symfony,Deamon/symfony,damienalexandre/symfony,stof/symfony,xabbuh/symfony,Koc/symfony,chalasr/symfony,docteurklein/symfony,dmaicher/symfony,SaschaDens/symfony,frankdejonge/symfony,zerkms/symfony,bendavies/symfony,sroze/symfony,stof/symfony,alekitto/symfony,paradajozsef/symfony,kbond/symfony,tucksaun/symfony,smatyas/symfony,lstrojny/symfony,tgalopin/symfony,Deamon/symfony,OskarStark/symfony,nicolas-grekas/symfony,mnapoli/symfony,vincentaubert/symfony,andrerom/symfony,hhamon/symfony,mnapoli/symfony,bendavies/symfony,chalasr/symfony,Koc/symfony,gonzalovilaseca/symfony,MatTheCat/symfony,sroze/symfony,pierredup/symfony,smatyas/symfony,gonzalovilaseca/symfony,ogizanagi/symfony,Deamon/symfony,pyrech/symfony,michaelperrin/symfony,hhamon/symfony,lstrojny/symfony,Simperfit/symfony,shieldo/symfony,ajgarlag/symfony,HeahDude/symfony,jvasseur/symfony,Simperfit/symfony,pyrech/symfony,joelwurtz/symfony,shieldo/symfony,tgalopin/symfony,romaricdrigon/symfony,ro0NL/symfony,MatTheCat/symfony,ragboyjr/symfony,smatyas/symfony,oleg-andreyev/symfony,zerkms/symfony,mnapoli/symfony,curry684/symfony,derrabus/symfony,tucksaun/symfony,jakzal/symfony,symfony/symfony,phramz/symfony,maidmaid/symfony,mweimerskirch/symfony,deguif/symfony,yceruto/symfony,jderusse/symfony,bendavies/symfony,derrabus/symfony,zorn-v/symfony,sgehrig/symfony,gonzalovilaseca/symfony,jvasseur/symfony,OskarStark/symfony,yceruto/symfony,pierredup/symfony,sgehrig/symfony,jakzal/symfony,zcodes/symfony,ragboyjr/symfony,kbond/symfony,romaricdrigon/symfony,tucksaun/symfony,Simperfit/symfony,ogizanagi/symfony,OskarStark/symfony,Tobion/symfony,docteurklein/symfony,OndraM/symfony,maidmaid/symfony,fabpot/symfony,hhamon/symfony,Taluu/symfony,jderusse/symfony,damienalexandre/symfony,Deamon/symfony,mpdude/symfony,mweimerskirch/symfony,paradajozsef/symfony,chalasr/symfony,OndraM/symfony,ro0NL/symfony,paradajozsef/symfony,dmaicher/symfony,SaschaDens/symfony,localheinz/symfony,pyrech/symfony,zorn-v/symfony,jderusse/symfony,symfony/symfony,michaelperrin/symfony,sroze/symfony,oleg-andreyev/symfony,joelwurtz/symfony,maidmaid/symfony,yceruto/symfony,derrabus/symfony,Koc/symfony,xabbuh/symfony,damienalexandre/symfony,Taluu/symfony,derrabus/symfony,HeahDude/symfony,oleg-andreyev/symfony,kbond/symfony,smatyas/symfony,Tobion/symfony,1ed/symfony,xabbuh/symfony,teohhanhui/symfony,shieldo/symfony,andreia/symfony,zcodes/symfony,OskarStark/symfony,chalasr/symfony,deguif/symfony,andrerom/symfony,dmaicher/symfony,mweimerskirch/symfony,SaschaDens/symfony,tgalopin/symfony,teohhanhui/symfony,pyrech/symfony,d-ph/symfony,sgehrig/symfony,romaricdrigon/symfony,ragboyjr/symfony,zerkms/symfony,vincentaubert/symfony,Nyholm/symfony,ro0NL/symfony,SaschaDens/symfony,gnat42/symfony,frankdejonge/symfony,MatTheCat/symfony,gonzalovilaseca/symfony,Simperfit/symfony,MatTheCat/symfony,teohhanhui/symfony,Simperfit/symfony,symfony/symfony,Slamdunk/symfony,garak/symfony,zcodes/symfony,d-ph/symfony,curry684/symfony,damienalexandre/symfony,1ed/symfony,ogizanagi/symfony,frankdejonge/symfony,gnat42/symfony,mpdude/symfony,Deamon/symfony,phramz/symfony,curry684/symfony,jvasseur/symfony,docteurklein/symfony,lyrixx/symfony,OndraM/symfony,d-ph/symfony,andreia/symfony,voronkovich/symfony,garak/symfony,localheinz/symfony,zcodes/symfony