Update Docker description

Heshdude · Heshdude · commit ff21edfcec7a · 2020-08-16T17:28:25.000+05:30
diff --git a/installers/docker/installer.toml b/installers/docker/installer.toml
@@ -1,6 +1,6 @@
 name = "Docker"
 shortname = "docker"
-description = "Docker"
+description = "Docker is a set of platform as a service products that use OS-level virtualization to deliver software in packages called containers"
 
 [apt]
 sh = """
