brew-{autoremove, install, upgrade}: add short options (#17331)

pages/common/brew-autoremove.md

@@ -9,4 +9,4 @@
 
 - Print what would be removed, but don't actually remove anything:
 
-`brew autoremove --dry-run`
+`brew autoremove {{[-n|--dry-run]}}`

pages/common/brew-install.md

@@ -9,8 +9,8 @@
 
 - Build and install a formula from source (dependencies will still be installed from bottles):
 
-`brew install --build-from-source {{formula}}`
+`brew install {{[-s|--build-from-source]}} {{formula}}`
 
 - Download the manifest, print what would be installed but don't actually install anything:
 
-`brew install --dry-run {{formula|cask}}`
+`brew install {{[-n|--dry-run]}} {{formula|cask}}`

pages/common/brew-upgrade.md

@@ -13,4 +13,4 @@
 
 - Print what would be upgraded, but don't actually upgrade anything:
 
-`brew upgrade --dry-run`
+`brew upgrade {{[-n|--dry-run]}}`