build(docs-infra): upgrade cli command docs sources to ac6fc449e (#41878)
build(docs-infra): upgrade cli command docs sources to ac6fc449e (#41878)

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

##
Relevant changes in
[commit range](https://github.com/angular/cli-builds/compare/2310e277b...ac6fc449e):

**Modified**
- help/add.json
- help/analytics.json
- help/deploy.json
- help/e2e.json
- help/help.json
- help/lint.json
- help/new.json
- help/run.json
- help/test.json

PR Close #41878

gnomeontherun/angular,mgechev/angular,shairez/angular,gkalpak/angular,gnomeontherun/angular,gnomeontherun/angular,brandonroberts/angular,gkalpak/angular,angular/angular,shairez/angular,brandonroberts/angular,JiaLiPassion/angular,manekinekko/angular,manekinekko/angular,angular-indonesia/angular,ocombe/angular,shairez/angular,manekinekko/angular,brandonroberts/angular,angular-indonesia/angular,gnomeontherun/angular,ocombe/angular,brandonroberts/angular,ocombe/angular,JiaLiPassion/angular,shairez/angular,mgechev/angular,angular/angular,shairez/angular,manekinekko/angular,gkalpak/angular,angular-indonesia/angular,brandonroberts/angular,angular/angular,gkalpak/angular,ocombe/angular,mgechev/angular,brandonroberts/angular,ocombe/angular,mgechev/angular,mgechev/angular,JiaLiPassion/angular,JiaLiPassion/angular,angular/angular,manekinekko/angular,ocombe/angular,angular-indonesia/angular,manekinekko/angular