Include alias 'pf' for PatternFly CLI commands

fix: Added alias usage instructions for PatternFly CLI.

Author: dlabaj

scripts/install.sh

@@ -248,6 +248,9 @@ main() {
   printf 'To see available commands, run the CLI with:\n'
   printf '  patternfly-cli --help\n'
   printf '\n'
+  printf 'alternatively you can use the alias "pf" instead of "pattenfly-cli"\n'
+  printf '\n'
+  printf '  pf --help\n'
   printf '\n'
   printf 'SUCCESS: PatternFly CLI is installed.\n'
   printf '\n'