[Security Content] Tags Reform (#2725)

* Update Tags

* Bump updated date separately to be easy to revert if needed

* Update resource_development_ml_linux_anomalous_compiler_activity.toml

* Apply changes from the discussion

* Update persistence_init_d_file_creation.toml

* Update defense_evasion_timestomp_sysmon.toml

* Update defense_evasion_application_removed_from_blocklist_in_google_workspace.toml

* Update missing Tactic tags

* Update unit tests to match new tags

* Add missing IG tags

* Delete okta_threat_detected_by_okta_threatinsight.toml

* Update command_and_control_google_drive_malicious_file_download.toml

* Update persistence_rc_script_creation.toml

* Mass bump

* Update persistence_shell_activity_by_web_server.toml

* .

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Co-authored-by: Mika Ayenson <Mika.ayenson@elastic.co>
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>

rules/linux/execution_process_started_from_process_id_file.toml

@@ -4,7 +4,7 @@ integration = ["endpoint"]
 maturity = "production"
 min_stack_comments = "New fields added: required_fields, related_integrations, setup"
 min_stack_version = "8.3.0"
-updated_date = "2023/02/22"
+updated_date = "2023/06/22"
 
 [rule]
 author = ["Elastic"]
@@ -41,7 +41,7 @@ references = [
 risk_score = 73
 rule_id = "3688577a-d196-11ec-90b0-f661ea17fbce"
 severity = "high"
-tags = ["Elastic", "Host", "Linux", "Threat Detection", "Execution", "BPFDoor", "Elastic Endgame"]
+tags = ["Domain: Endpoint", "OS: Linux", "Use Case: Threat Detection", "Tactic: Execution", "Threat: BPFDoor", "Data Source: Elastic Endgame"]
 timestamp_override = "event.ingested"
 type = "eql"