Fixed typo on getting started page.
Fixed typo on getting started page.

bleathem/patternfly-org,kybaker/patternfly-org,patternfly/patternfly-org,dlabrecq/patternfly-org,dlabrecq/patternfly-toolkit,kybaker/patternfly-org,dlabrecq/patternfly-org,dlabrecq/patternfly-toolkit,bleathem/patternfly-org,dlabrecq/patternfly-toolkit,bleathem/patternfly-org,dlabrecq/patternfly-org,kybaker/patternfly-org,kybaker/patternfly-org,dlabrecq/patternfly-org,dlabrecq/patternfly-toolkit,bleathem/patternfly-org