chore(codeowners): update & add `.github/workflows` directory [skip ci]

CODEOWNERS

 # https://help.github.com/en/github/creating-cloning-and-archiving-repositories/about-code-owners
 
-# Owner(s) for everything in the repo, unless a later match takes precedence
-# FILE PATTERN                       OWNER(S)
-*                                    @saltstack-formulas/wg
+# SECTION: Owner(s) for everything in the repo, unless a later match takes precedence
+# FILE PATTERN                              OWNER(S)
+*                                           @saltstack-formulas/wg
 
-# Owner(s) for files related to `semantic-release`
-# FILE PATTERN                       OWNER(S)
-/bin/kitchen                         @saltstack-formulas/ssf
-/docs/TOFS_pattern.rst               @saltstack-formulas/ssf
-/salt/libsaltcli.jinja               @saltstack-formulas/ssf
-/salt/libtofs.jinja                  @saltstack-formulas/ssf
-/test/integration/**/inspec.yml      @saltstack-formulas/ssf
-/test/integration/**/README.md       @saltstack-formulas/ssf
-/.gitignore                          @saltstack-formulas/ssf
-/.cirrus.yml                         @saltstack-formulas/ssf
-/.rubocop.yml                        @saltstack-formulas/ssf
-/.salt-lint                          @saltstack-formulas/ssf
-/.travis.yml                         @saltstack-formulas/ssf
-/.yamllint                           @saltstack-formulas/ssf
-/commitlint.config.js                @saltstack-formulas/ssf
-/CODEOWNERS                          @saltstack-formulas/ssf
-/Gemfile                             @saltstack-formulas/ssf
-/Gemfile.lock                        @saltstack-formulas/ssf
-/kitchen.yml                         @saltstack-formulas/ssf
-/pre-commit_semantic-release.sh      @saltstack-formulas/ssf
-/release-rules.js                    @saltstack-formulas/ssf
-/release.config.js                   @saltstack-formulas/ssf
+# SECTION: Owner(s) for files/directories related to `semantic-release`
+# FILE PATTERN                              OWNER(S)
+/.github/workflows/                         @saltstack-formulas/ssf
+/bin/kitchen                                @saltstack-formulas/ssf
+/docs/TOFS_pattern.rst                      @saltstack-formulas/ssf
+/salt/libsaltcli.jinja                      @saltstack-formulas/ssf
+/salt/libtofs.jinja                         @saltstack-formulas/ssf
+/test/integration/**/inspec.yml             @saltstack-formulas/ssf
+/test/integration/**/README.md              @saltstack-formulas/ssf
+/.gitignore                                 @saltstack-formulas/ssf
+/.cirrus.yml                                @saltstack-formulas/ssf
+/.rubocop.yml                               @saltstack-formulas/ssf
+/.salt-lint                                 @saltstack-formulas/ssf
+/.travis.yml                                @saltstack-formulas/ssf
+/.yamllint                                  @saltstack-formulas/ssf
+/commitlint.config.js                       @saltstack-formulas/ssf
+/CODEOWNERS                                 @saltstack-formulas/ssf
+/Gemfile                                    @saltstack-formulas/ssf
+/Gemfile.lock                               @saltstack-formulas/ssf
+/kitchen.yml                                @saltstack-formulas/ssf
+/pre-commit_semantic-release.sh             @saltstack-formulas/ssf
+/release-rules.js                           @saltstack-formulas/ssf
+/release.config.js                          @saltstack-formulas/ssf
 
-# Owner(s) for specific files/directories
-# FILE PATTERN                       OWNER(S)
-/salt/formulas.sls                   @sticky-note @myii
-/salt/pin.sls                        @hatifnatt
+# SECTION: Owner(s) for specific files/directories
+# FILE PATTERN                              OWNER(S)
+/salt/formulas.sls                          @sticky-note @myii
+/salt/pin.sls                               @hatifnatt