[FR] Added asset tag to expected tags (#3115)

* Added asset tag to expected tags

* removed *

* Add regex wildcard tag support

* Updated tag format test location

* Updated to use env variable

* fixed typo

(cherry picked from commit 4828ae07df)

CLI.md

@@ -39,6 +39,7 @@ Using the environment variable `DR_BYPASS_NOTE_VALIDATION_AND_PARSE` will bypass
 Using the environment variable `DR_BYPASS_BBR_LOOKBACK_VALIDATION` will bypass the Detection Rules lookback and interval validation
 on the building block rules.
 
+Using the environment variable `DR_BYPASS_TAGS_VALIDATION` will bypass the Detection Rules Unit Tests on the `tags` field in toml files.
 
 ## Importing rules into the repo
 

tests/test_all_rules.py

@@ -240,6 +240,7 @@ class TestThreatMappings(BaseRuleTest):
                           f'Flatten to a single entry per tactic')
 
 
+@unittest.skipIf(os.environ.get('DR_BYPASS_TAGS_VALIDATION') is not None, "Skipping tag validation")
 class TestRuleTags(BaseRuleTest):
     """Test tags data for rules."""
 
@@ -313,6 +314,7 @@ class TestRuleTags(BaseRuleTest):
                 self.fail(error_msg)
 
     def test_primary_tactic_as_tag(self):
+        """Test that the primary tactic is present as a tag."""
         from detection_rules.attack import tactics
 
         invalid = []