fix(issue-detection): Fix parent toggle rendering and clean up help text

Use plain string for section title to match admin field map key so the
parent toggle renders in the section header. Remove hyphens from help text.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: roggenkemper

static/app/views/settings/projectPerformance/projectPerformance.tsx

@@ -1049,13 +1049,13 @@ export function ProjectPerformance() {
         initiallyCollapsed: issueType !== IssueType.WEB_VITALS,
       },
       {
-        title: t('AI Issue Detection'),
+        title: 'AI Issue Detection',
         fields: [
           {
             name: DetectorConfigAdmin.AI_DETECTED_HTTP_ENABLED,
             type: 'boolean' as const,
             label: t('HTTP Issues'),
-            help: t('Allow HTTP-related issues to be created'),
+            help: t('Allow HTTP issues to be created'),
             defaultValue: true,
             disabled: !(
               hasAccess &&
@@ -1067,7 +1067,7 @@ export function ProjectPerformance() {
             name: DetectorConfigAdmin.AI_DETECTED_DB_ENABLED,
             type: 'boolean' as const,
             label: t('Database Issues'),
-            help: t('Allow database-related issues to be created'),
+            help: t('Allow database issues to be created'),
             defaultValue: true,
             disabled: !(
               hasAccess &&
@@ -1091,7 +1091,7 @@ export function ProjectPerformance() {
             name: DetectorConfigAdmin.AI_DETECTED_SECURITY_ENABLED,
             type: 'boolean' as const,
             label: t('Security Issues'),
-            help: t('Allow security-related issues to be created'),
+            help: t('Allow security issues to be created'),
             defaultValue: true,
             disabled: !(
               hasAccess &&