Update .github/ISSUE_TEMPLATE/distributors-application.md

Signed-off-by: Kevin Wang <kevinwzf0126@gmail.com>

.github/ISSUE_TEMPLATE/distributors-application.md

@@ -4,23 +4,28 @@ title: Distributors Application for <YOUR DISTRIBUTION HERE>
 about: Apply for membership of cncf-kubeedge-distrib-announce@lists.cncf.io
 ---
 
-**Please answer the following questions and provide supporting evidence for meeting the membership criteria.**
+## **Please answer the following questions and provide supporting evidence for meeting the [membership criteria](https://github.com/kubeedge/community/blob/master/sig-security/private-distributors-list.md).**
 
-**Actively monitored security email alias for our project:**
+### 1. **Actively monitored security email alias for our project:**
 
-**1. Have a user base not limited to your own organization.**
 
-**2. Have a publicly verifiable track record up to present day of fixing security issues.**
+### 2. **Have a user base not limited to your own organization.**
 
-**3. Not be a downstream or rebuild of another distribution.**
 
-**4. Be a participant and active contributor in the community.**
+### 3. **Have a publicly verifiable track record up to present day of fixing security issues.**
 
-**5. Accept the Embargo Policy.**
-<!-- https://github.com/kubeedge/community/blob/master/sig-security/private-distributors-list.md#embargo-policy -->
 
-**6. Be willing to contribute back.**
-<!-- Per https://github.com/kubeedge/community/blob/master/sig-security/private-distributors-list.md#contributing-back -->
+### 4. **Not be a downstream or rebuild of another distribution.**
 
-**7. Have someone already on the list vouch for the person requesting membership on behalf of your distribution.**
+
+### 5. **Be a participant and active contributor in the community.**
+
+
+### 6. **Accept the [Embargo Policy](https://github.com/kubeedge/community/blob/master/sig-security/private-distributors-list.md#embargo-policy).**
+
+
+### 7. **Be willing to [contribute back](https://github.com/kubeedge/community/blob/master/sig-security/private-distributors-list.md#contributing-back).**
+
+
+### 8. **Have someone already on the list vouch for the person requesting membership on behalf of your distribution.**