Auto merge of #18353 - tigercosmos:readme-w, r=larsbergstrom
Auto merge of #18353 - tigercosmos:readme-w, r=larsbergstrom

add note on windows build

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add note on windows build to `README.md`
based  on #18291
@larsbergstrom, please check, thanks.
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- [ ] `./mach build -d` does not report any errors
- [ ] `./mach test-tidy` does not report any errors
- [ ] These changes fix #__ (github issue number if applicable).

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peterjoel/servo,anthgur/servo,cbrewster/servo,dsandeephegde/servo,mattnenterprise/servo,KiChjang/servo,larsbergstrom/servo,nnethercote/servo,splav/servo,pyfisch/servo,szeged/servo,DominoTree/servo,thiagopnts/servo,peterjoel/servo,dsandeephegde/servo,fiji-flo/servo,upsuper/servo,peterjoel/servo,cbrewster/servo,eddyb/servo,saneyuki/servo,saneyuki/servo,eddyb/servo,avadacatavra/servo,nnethercote/servo,KiChjang/servo,anthgur/servo,sadmansk/servo,rnestler/servo,avadacatavra/servo,mbrubeck/servo,CJ8664/servo,pyfisch/servo,KiChjang/servo,paulrouget/servo,SimonSapin/servo,avadacatavra/servo,larsbergstrom/servo,sadmansk/servo,mbrubeck/servo,cbrewster/servo,jimberlage/servo,mattnenterprise/servo,emilio/servo,larsbergstrom/servo,anthgur/servo,CJ8664/servo,canaltinova/servo,dati91/servo,szeged/servo,larsbergstrom/servo,ConnorGBrewster/servo,KiChjang/servo,upsuper/servo,DominoTree/servo,emilio/servo,paulrouget/servo,mattnenterprise/servo,emilio/servo,upsuper/servo,emilio/servo,avadacatavra/servo,emilio/servo,larsbergstrom/servo,paulrouget/servo,thiagopnts/servo,CJ8664/servo,eddyb/servo,fiji-flo/servo,KiChjang/servo,KiChjang/servo,emilio/servo,anthgur/servo,rnestler/servo,mbrubeck/servo,avadacatavra/servo,thiagopnts/servo,nnethercote/servo,canaltinova/servo,nnethercote/servo,anthgur/servo,eddyb/servo,mattnenterprise/servo,szeged/servo,nnethercote/servo,jimberlage/servo,canaltinova/servo,szeged/servo,ConnorGBrewster/servo,SimonSapin/servo,canaltinova/servo,eddyb/servo,ConnorGBrewster/servo,fiji-flo/servo,nnethercote/servo,szeged/servo,saneyuki/servo,notriddle/servo,KiChjang/servo,dsandeephegde/servo,dati91/servo,paulrouget/servo,sadmansk/servo,sadmansk/servo,szeged/servo,paulrouget/servo,paulrouget/servo,cbrewster/servo,larsbergstrom/servo,peterjoel/servo,canaltinova/servo,jimberlage/servo,mbrubeck/servo,peterjoel/servo,KiChjang/servo,saneyuki/servo,thiagopnts/servo,ConnorGBrewster/servo,ConnorGBrewster/servo,cbrewster/servo,sadmansk/servo,SimonSapin/servo,eddyb/servo,eddyb/servo,mbrubeck/servo,pyfisch/servo,rnestler/servo,avadacatavra/servo,CJ8664/servo,larsbergstrom/servo,cbrewster/servo,mattnenterprise/servo,notriddle/servo,CJ8664/servo,SimonSapin/servo,ConnorGBrewster/servo,nnethercote/servo,notriddle/servo,dsandeephegde/servo,dati91/servo,splav/servo,splav/servo,jimberlage/servo,dsandeephegde/servo,rnestler/servo,mattnenterprise/servo,mbrubeck/servo,nnethercote/servo,SimonSapin/servo,emilio/servo,notriddle/servo,peterjoel/servo,mattnenterprise/servo,DominoTree/servo,peterjoel/servo,fiji-flo/servo,CJ8664/servo,emilio/servo,jimberlage/servo,fiji-flo/servo,DominoTree/servo,rnestler/servo,nnethercote/servo,peterjoel/servo,saneyuki/servo,mbrubeck/servo,splav/servo,paulrouget/servo,dati91/servo,notriddle/servo,notriddle/servo,canaltinova/servo,splav/servo,DominoTree/servo,jimberlage/servo,larsbergstrom/servo,paulrouget/servo,CJ8664/servo,notriddle/servo,pyfisch/servo,jimberlage/servo,rnestler/servo,paulrouget/servo,jimberlage/servo,sadmansk/servo,jimberlage/servo,thiagopnts/servo,dati91/servo,szeged/servo,SimonSapin/servo,peterjoel/servo,szeged/servo,fiji-flo/servo,thiagopnts/servo,notriddle/servo,szeged/servo,nnethercote/servo,canaltinova/servo,larsbergstrom/servo,sadmansk/servo,ConnorGBrewster/servo,thiagopnts/servo,thiagopnts/servo,saneyuki/servo,SimonSapin/servo,upsuper/servo,avadacatavra/servo,splav/servo,upsuper/servo,saneyuki/servo,fiji-flo/servo,dati91/servo,canaltinova/servo,fiji-flo/servo,szeged/servo,SimonSapin/servo,KiChjang/servo,rnestler/servo,splav/servo,upsuper/servo,splav/servo,upsuper/servo,avadacatavra/servo,KiChjang/servo,sadmansk/servo,splav/servo,dsandeephegde/servo,notriddle/servo,cbrewster/servo,dati91/servo,pyfisch/servo,pyfisch/servo,splav/servo,DominoTree/servo,DominoTree/servo,anthgur/servo,CJ8664/servo,DominoTree/servo,emilio/servo,rnestler/servo,upsuper/servo,mattnenterprise/servo,peterjoel/servo,saneyuki/servo,saneyuki/servo,larsbergstrom/servo,ConnorGBrewster/servo,eddyb/servo,mbrubeck/servo,saneyuki/servo,emilio/servo,paulrouget/servo,anthgur/servo,dsandeephegde/servo,pyfisch/servo,pyfisch/servo,notriddle/servo,cbrewster/servo,dsandeephegde/servo,pyfisch/servo,DominoTree/servo,dati91/servo,anthgur/servo,pyfisch/servo,DominoTree/servo