build(docs-infra): upgrade cli command docs sources to 4a6dfc1d8 (#46208)
build(docs-infra): upgrade cli command docs sources to 4a6dfc1d8 (#46208)

Updating [angular#main](https://github.com/angular/angular/tree/main) from
[cli-builds#main](https://github.com/angular/cli-builds/tree/main).

##
Relevant changes in
[commit range](https://github.com/angular/cli-builds/compare/874ad2184...4a6dfc1d8):

**Modified**
- help/completion.json

PR Close #46208

gnomeontherun/angular,gkalpak/angular,angular-indonesia/angular,angular/angular,gkalpak/angular,gnomeontherun/angular,angular/angular,gkalpak/angular,gkalpak/angular,angular-indonesia/angular,JiaLiPassion/angular,angular/angular,angular/angular,gnomeontherun/angular,angular-indonesia/angular,JiaLiPassion/angular,JiaLiPassion/angular,JiaLiPassion/angular,angular-indonesia/angular,gnomeontherun/angular