remove getter data

Author: chrisdavidmills

api/RTCRtpSender.json

@@ -252,38 +252,6 @@
               "standard_track": true,
               "deprecated": false
             }
-          },
-          "maintain-framerate-and-resolution_value": {
-            "__compat": {
-              "description": "`maintain-framerate-and-resolution` value",
-              "spec_url": "https://w3c.github.io/mst-content-hint/#dom-rtcdegradationpreference-maintain-framerate-and-resolution",
-              "support": {
-                "chrome": {
-                  "version_added": "144"
-                },
-                "chrome_android": "mirror",
-                "edge": "mirror",
-                "firefox": {
-                  "version_added": false
-                },
-                "firefox_android": "mirror",
-                "oculus": "mirror",
-                "opera": "mirror",
-                "opera_android": "mirror",
-                "safari": {
-                  "version_added": false
-                },
-                "safari_ios": "mirror",
-                "samsunginternet_android": "mirror",
-                "webview_android": "mirror",
-                "webview_ios": "mirror"
-              },
-              "status": {
-                "experimental": true,
-                "standard_track": true,
-                "deprecated": false
-              }
-            }
           }
         },
         "return_object_property_encodings": {