Updates CSPM privilege requirements (elastic#3562)

Fixes elastic#3408 by adding a missing index privilege requirement to the CSPM
requirements page.

Author: benironside

solutions/security/cloud/cspm-privilege-requirements.md

@@ -27,6 +27,7 @@ Users with these minimum permissions can view data on the **Findings** page and
 
 * `logs-cloud_security_posture.findings_latest-*`
 * `logs-cloud_security_posture.scores-*`
+* {applies_to}`stack: ga 9.1` {applies_to}`serverless: ga` `security_solution-cloud_security_posture.misconfiguration_latest*`
 
 
 ### {{kib}} privileges [_kib_privileges]
@@ -45,6 +46,8 @@ Users with these minimum permissions can view data on the **Findings** page and
 
 * `logs-cloud_security_posture.findings_latest-*`
 * `logs-cloud_security_posture.scores-*`
+* {applies_to}`stack: ga 9.1` {applies_to}`serverless: ga` `security_solution-cloud_security_posture.misconfiguration_latest*`
+
 
 
 ### {{kib}} privileges [_kib_privileges_2]
@@ -63,6 +66,8 @@ Users with these minimum permissions can view data on the **Findings** page and
 
 * `logs-cloud_security_posture.findings_latest-*`
 * `logs-cloud_security_posture.scores-*`
+* {applies_to}`stack: ga 9.1` {applies_to}`serverless: ga` `security_solution-cloud_security_posture.misconfiguration_latest*`
+
 
 
 ### {{kib}} privileges [_kib_privileges_3]