Fix the wrong markdown hightlighting [skip ci]

activestorage/README.md

@@ -145,7 +145,7 @@ Active Storage, with its included JavaScript library, supports uploading directl
 1. Include the Active Storage JavaScript in your application's JavaScript bundle or reference it directly.
 
     Requiring directly without bundling through the asset pipeline in the application HTML with autostart:
-    ```html
+    ```erb
     <%= javascript_include_tag "activestorage" %>
     ```
     Requiring via importmap-rails without bundling through the asset pipeline in the application HTML without autostart as ESM:
@@ -170,7 +170,7 @@ Active Storage, with its included JavaScript library, supports uploading directl
     ```
 2. Annotate file inputs with the direct upload URL.
 
-    ```ruby
+    ```erb
     <%= form.file_field :attachments, multiple: true, direct_upload: true %>
     ```
 3. That's it! Uploads begin upon form submission.

guides/source/action_view_helpers.md

@@ -533,7 +533,7 @@ See [the API Documentation for more information](https://api.rubyonrails.org/cla
 Returns meta tags "csrf-param" and "csrf-token" with the name of the cross-site
 request forgery protection parameter and token, respectively.
 
-```html
+```erb
 <%= csrf_meta_tags %>
 ```
 

guides/source/active_storage_overview.md

@@ -927,7 +927,7 @@ The two processors are not fully compatible, so when migrating an existing appli
 between MiniMagick and Vips, some changes have to be made if using options that are format
 specific:
 
-```rhtml
+```erb
 <!-- MiniMagick -->
 <%= image_tag user.avatar.variant(resize_to_limit: [100, 100], format: :jpeg, sampling_factor: "4:2:0", strip: true, interlace: "JPEG", colorspace: "sRGB", quality: 80) %>