Add missing compat key to input-file-webkitdirectory (#3501)

Author: ddbeck

features/input-file-webkitdirectory.yml

@@ -7,4 +7,5 @@ group:
   - file-system
 compat_features:
   - api.File.webkitRelativePath
+  - api.HTMLInputElement.webkitdirectory
   - html.elements.input.webkitdirectory

features/input-file-webkitdirectory.yml.dist

@@ -25,6 +25,18 @@ compat_features:
   #   safari_ios: "18.4"
   - html.elements.input.webkitdirectory
 
+  # baseline: low
+  # baseline_low_date: 2025-08-19
+  # support:
+  #   chrome: "7"
+  #   chrome_android: "132"
+  #   edge: "13"
+  #   firefox: "50"
+  #   firefox_android: "142"
+  #   safari: "11.1"
+  #   safari_ios: "18.4"
+  - api.HTMLInputElement.webkitdirectory
+
   # baseline: low
   # baseline_low_date: 2025-08-19
   # support: