gcloud-{components-install, config-set}: add pages (#11679)

pages/common/gcloud-components-install.md

@@ -0,0 +1,25 @@
+# gcloud components install
+
+> Install specific components of the Google Cloud CLI, along with their dependencies.
+> Installs components at the current version of the Google Cloud CLI without upgrading the existing installation.
+> More information: <https://cloud.google.com/sdk/gcloud/reference/components/install>.
+
+- View available components for installation:
+
+`gcloud components list`
+
+- Install a specific component (installs any dependencies as well):
+
+`gcloud components install {{component_id}}`
+
+- Install multiple specific components:
+
+`gcloud components install {{component_id1}} {{component_id2}}`
+
+- Check the current version of Google Cloud CLI:
+
+`gcloud version`
+
+- Update Google Cloud CLI to the latest version:
+
+`gcloud components update`