chore(preview presets): improve descriptions (#13392)

lib/config/presets/internal/preview.ts

@@ -2,13 +2,13 @@ import type { Preset } from '../types';
 
 export const presets: Record<string, Preset> = {
   dockerCompose: {
-    description: 'Enable docker compose image updating',
+    description: 'Enable Docker Compose image updating',
     'docker-compose': {
       enabled: true,
     },
   },
   dockerVersions: {
-    description: 'Upgrade docker tags to newer versions',
+    description: 'Upgrade Docker tags to newer versions',
     docker: {
       major: {
         enabled: true,
@@ -19,7 +19,7 @@ export const presets: Record<string, Preset> = {
     },
   },
   buildkite: {
-    description: 'Enable buildkite functionality',
+    description: 'Enable Buildkite functionality',
     buildkite: {
       enabled: true,
     },