Fix instructions typo

7 jobs for badge-link
Status Job ID Name Coverage
  Build
canceled #28120
gui shared-linux
build docs

canceled #28121
gui shared-linux
build linux installer

canceled #28122
gui shared-mac
build mac installer

canceled #28123
gui shared-win
build windows installer

 
  Test
canceled #28124
gui shared-linux
test Linux

canceled #28125
gui shared-mac
test macOS

canceled #28126
gui shared-win
test Windows