docs: update setup-workflow description in README.md (#315)

Updating README.md to be aligned with the latest changes
(#309).

---------

Co-authored-by: mkolasinski-splunk <105011638+mkolasinski-splunk@users.noreply.github.com>

Author: kdoroszko-splunk

.github/workflows/reusable-build-test-release.yml

@@ -168,7 +168,7 @@ jobs:
             fi
             ;;
           "push")
-            if ${{ github.ref_name == 'main' }} || ${{ github.ref_name == 'develop' }} || ${{ github.ref_type == 'tag' }} ||
+            if ${{ github.ref_name == 'main' }} || ${{ github.ref_name == 'develop' }} ||
             ${{ startsWith(github.ref_name, 'release/') && inputs.execute-tests-on-push-to-release == 'true' }} ; then
               for test_type in "${TESTSET[@]}"; do
                 EXECUTE_LABELED["$test_type"]="true"

README.md

@@ -37,7 +37,12 @@ Job that is scanning PR and based on PR body or included labels defining tests t
 
 * All tests are executed by default when (controlled from [here](https://github.com/splunk/addonfactory-repository-template/blob/main/enforce/.github/workflows/build-test-release.yml))
   * PR target branch is `main` (unless `use_labels` label is used then specific test labels (see below) should be added to execute specific test types) 
-  * push event on branches `main`, `develop` and on `tags` (on release)
+  * triggering event is push to `main` branch 
+  * triggering event is push to `develop` branch 
+  * triggering event is push event to `release/*` branch 
+    * only when `execute-tests-on-push-to-release` is set to 'true'
+    * when `execute-tests-on-push-to-release` is set to 'false' tests will not be triggered
+  * triggering event is workflow_dispatch (used to create custom release version)
   * schedule event (controlled from [here](https://github.com/splunk/addonfactory-repository-template/blob/main/tools/jinja_parameters.yml))
 * To trigger specific test type
   * add to PR one or multiple labels, available choices can be found [here](https://github.com/splunk/addonfactory-workflow-addon-release/blob/4f3fa4d779b6ec7649f0dc6b973eb4d68e5fcc48/.github/workflows/reusable-build-test-release.yml#L153)