minor #29381 Added upgrade to HandlersLocator (alexander-schranz)
minor #29381 Added upgrade to HandlersLocator (alexander-schranz)

This PR was squashed before being merged into the 4.2 branch (closes #29381).

Discussion
----------

Added upgrade to HandlersLocator

| Q             | A
| ------------- | ---
| Branch?       | 4.2
| Bug fix?      | missing upgrade
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | no tests
| Fixed tickets | fixes #29367
| License       | MIT

Added upgrade to HandlersLocator

Commits
-------

d4edb1b966 Added upgrade to HandlersLocator

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