Move pages under tldr, lint run.sh, update docs

tldr/gcloud-components-install

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+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# gcloud components install
+
+> Install 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 one or more components (installs any dependencies as well):
+
+`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`