docs(elements): fix typo in guide (`&commat;` --> `@`) (#46688)
docs(elements): fix typo in guide (`&commat;` --> `@`) (#46688)

HTML entities should not be used inside single backtick code blocks,
because they are not automatically decoded.

PR Close #46688

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