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

tldr/linux/gnome-software

@@ -0,0 +1,25 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# gnome-software
+
+> Add and remove applications and update your system.
+> More information: <https://apps.gnome.org/app/org.gnome.Software/>.
+
+- Launch the GNOME Software GUI if it's not already running:
+
+`gnome-software`
+
+- Launch the GNOME Software GUI if it's not open, and navigate to the specified page:
+
+`gnome-software --mode {{updates|updated|installed|overview}}`
+
+- Launch the GNOME Software GUI if it's not open and view the details of the specified package:
+
+`gnome-software --details {{package}}`
+
+- Display the version:
+
+`gnome-software --version`