docs(integrations): Match snippet with text (#15874)

## DESCRIBE YOUR PR

Fix snippet to match the text to disable console call capturing (same
snippet as in `react-native` docs).

Author: s1gr1d

docs/platforms/javascript/common/configuration/integrations/index.mdx

@@ -20,13 +20,12 @@ To disable system integrations, set `defaultIntegrations: false` when calling `i
 
 To override their settings, provide a new instance with your config to the `integrations` option. For example, to turn off browser capturing console calls:
 
-```javascript
+```javascript {3-7}
 Sentry.init({
   dsn: "___PUBLIC_DSN___",
-
   integrations: [
-    Sentry.linkedErrorsIntegration({
-      limit: 7,
+    Sentry.breadcrumbsIntegration({
+      console: false,
     }),
   ],
 });

docs/platforms/react-native/integrations/default.mdx

@@ -122,10 +122,9 @@ To disable system integrations, set `defaultIntegrations: false` when calling `i
 To override their settings, provide a new instance with your config to the `integrations` option. For example, to turn off browser capturing console calls:
 
 
-```javascript
+```javascript {3-7}
 Sentry.init({
   dsn: "___PUBLIC_DSN___",
-
   integrations: [
     Sentry.breadcrumbsIntegration({
       console: false,