pacman-upgrade: add page (#5295)

pages/linux/pacman-upgrade.md

@@ -0,0 +1,28 @@
+# pacman --upgrade
+
+> Arch Linux package manager utility.
+> More information: <https://man.archlinux.org/man/pacman.8>.
+
+- Display help:
+
+`pacman --upgrade --help`
+
+- Install one or more packages from files:
+
+`sudo pacman --upgrade {{path/to/package1.pkg.tar.zst}} {{path/to/package2.pkg.tar.zst}}`
+
+- Install a package without prompting:
+
+`sudo pacman --upgrade --noconfirm {{path/to/package.pkg.tar.zst}}`
+
+- Overwrite conflicting files during a package installation:
+
+`sudo pacman --upgrade --overwrite {{path/to/file}} {{path/to/package.pkg.tar.zst}}`
+
+- Install a package, skipping the dependency version checks:
+
+`sudo pacman --upgrade --nodeps {{path/to/package.pkg.tar.zst}}`
+
+- List packages that would be affected (does not install any packages):
+
+`pacman --query --print {{path/to/package.pkg.tar.zst}}`