Apply suggestions from code review

Author: josevalim

OPEN_SOURCE_POLICY.md

@@ -116,23 +116,23 @@ initiating legal or community discussions when needed.
 If a violation of this policy is identified, the Elixir Core Team will undertake
 the following actions:
 
-## 8.1 Review the Codebase for Additional Violations
+### 8.1 Review the Codebase for Additional Violations
 
 We will investigate the codebase thoroughly to detect any similar instances of
 non-compliance.
 
-## 8.2 Review and Update the Process or Policy
+### 8.2 Review and Update the Process or Policy
 
 In collaboration with the EEF CISO, the Elixir Core Team will assess the policy
 and our internal workflows, making any necessary clarifications or amendments to
 reduce the likelihood of recurrence.
 
-## 8.3 Notify and Train Core Team Members
+### 8.3 Notify and Train Core Team Members
 
 We will ensure that all active Core Team Members are informed about any policy
 changes and understand how to apply them in everyday development.
 
-## 8.4 Remove or Replace the Offending Code
+### 8.4 Remove or Replace the Offending Code
 
 If required, we will remove or replace the non-compliant code.
 
@@ -159,5 +159,5 @@ requirements. Proposed amendments must be reviewed by the Core Team and, if
 necessary, by the EEF CISO. Any significant changes will be communicated to
 contributors and made publicly available.
 
-*Effective Date: 2025-02-20*  
-*Last Reviewed: 2025-02-20*
+*Effective Date: 2025-02-24*  
+*Last Reviewed: 2025-02-24*