T6910: fix documentation and argspecs are out of alignment (#358)
chore: update firewall_rules from module
fix: update firewall_global from resource model
chore: update to sync with resource module
chore: update README
fix: comment and formatting
fix: formatting issues
fix: missing imports
fix: import and metadata violations
fix: interface fixes
fix: move the arg spec comment
fix: update interface docs
fix: remove comments for non-RM versions