Update 4.accessibility.yml

Author: ksen0

.github/ISSUE_TEMPLATE/4.accessibility.yml

@@ -6,7 +6,7 @@ body:
     attributes:
       value: |
         Please ensure this issue hasn't been reported already by checking [existing issues](https://github.com/processing/p5.js-website/issues).
-
+    
   - type: input
     attributes:
       label: Title
@@ -131,3 +131,25 @@ body:
     validations:
       required: false
 
+
+  - type: dropdown
+    attributes:
+      label: What is your operating system?
+      options:
+        - Windows
+        - Mac OS
+        - Linux
+        - Android
+        - iOS
+        - Other (specify if possible)
+    validations:
+      required: false
+
+  - type: input
+    attributes:
+      label: Web browser and version
+      description: |
+        In the address bar, on Chrome enter `chrome://version`, on Firefox enter `about:support`. On Safari, use `About Safari`.
+    validations:
+      required: false
+