Chrome 28/38 added webextensions.api.notifications support (#24345)

This PR updates and corrects version values for Chromium (Chrome, Opera, Samsung Internet, WebView Android) for the `notifications` Web Extensions interface. The data comes from a commit in the browser's source code, mapped to a version number using available tooling or via the commit timestamp.

Commit:
- https://source.chromium.org/chromium/chromium/src/+/e4191ddfb697ad034ef565e579221b3b3bbccf85
- https://source.chromium.org/chromium/chromium/src/+/12c2bf6e67a6756a1a07f8e76600c4df79c071c1
- https://source.chromium.org/chromium/chromium/src/+/4969d273abcb706f67a1723f16380403996664c4

Author: queengooborg

webextensions/api/notifications.json

@@ -17,9 +17,7 @@
             "firefox_android": {
               "version_added": "48"
             },
-            "opera": {
-              "version_added": "25"
-            },
+            "opera": "mirror",
             "safari": {
               "version_added": false
             },
@@ -31,7 +29,7 @@
             "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/notifications/NotificationOptions",
             "support": {
               "chrome": {
-                "version_added": "≤58"
+                "version_added": "28"
               },
               "edge": {
                 "version_added": "17"
@@ -53,7 +51,7 @@
             "__compat": {
               "support": {
                 "chrome": {
-                  "version_added": "≤65"
+                  "version_added": "38"
                 },
                 "edge": "mirror",
                 "firefox": {
@@ -275,7 +273,7 @@
             "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/notifications/TemplateType",
             "support": {
               "chrome": {
-                "version_added": "≤58"
+                "version_added": "28"
               },
               "edge": {
                 "version_added": "17"
@@ -440,9 +438,7 @@
               "firefox_android": {
                 "version_added": "48"
               },
-              "opera": {
-                "version_added": "25"
-              },
+              "opera": "mirror",
               "safari": {
                 "version_added": false
               },
@@ -453,7 +449,7 @@
             "__compat": {
               "support": {
                 "chrome": {
-                  "version_added": "≤58"
+                  "version_added": "28"
                 },
                 "edge": "mirror",
                 "firefox": {