Bug 1825337 - Disable live imgur tests on chrome. r=perftest-reviewers,afinder

Temporarily disable the live imgur page load tests on all platforms, for the Chrome application.
This test seems to be permafailing since 2023-03-01.

Differential Revision: https://phabricator.services.mozilla.com/D173982

taskcluster/ci/test/browsertime-desktop.yml

@@ -479,6 +479,33 @@ browsertime-tp6-live:
                     - wikipedia
                     # - yahoo-mail (Bug 1802922)
                     - youtube
+                chrome:
+                    - amazon
+                    - [bing-search, bing]
+                    - ebay
+                    - [facebook, fb]
+                    - fandom
+                    - [google-docs, gdocs]
+                    - [google-mail, gmail]
+                    - [google-search, gsearch]
+                    - [google-slides, gslides]
+                    - imdb
+                    # - imgur (see bugs 1825337 & 1817420)
+                    # - instagram (see bug 1736999)
+                    - linkedin
+                    - microsoft
+                    - netflix
+                    # - office (site loads blank page if not signed in)
+                    - outlook
+                    - paypal
+                    - pinterest
+                    - reddit
+                    - tumblr
+                    - twitch
+                    - twitter
+                    - wikipedia
+                    - yahoo-mail
+                    - youtube
                 default:
                     - amazon
                     - [bing-search, bing]

testing/perfdocs/generated/raptor.rst

@@ -11841,11 +11841,6 @@ Tests for page-load performance. The links direct to the actual websites that ar
         - ✅
         - ✅
         - ✅
-      * - **browsertime-tp6-live-chrome-imgur**
-        - ❌
-        - ❌
-        - ❌
-        - ❌
       * - **browsertime-tp6-live-chromium-imgur**
         - ❌
         - ❌
@@ -11882,11 +11877,6 @@ Tests for page-load performance. The links direct to the actual websites that ar
         - ✅
         - ✅
         - ✅
-      * - **browsertime-tp6-live-chrome-imgur**
-        - ❌
-        - ❌
-        - ❌
-        - ❌
       * - **browsertime-tp6-live-chromium-imgur**
         - ❌
         - ❌
@@ -11944,11 +11934,6 @@ Tests for page-load performance. The links direct to the actual websites that ar
         - ❌
         - ❌
         - ❌
-      * - **browsertime-tp6-live-chrome-imgur**
-        - ❌
-        - ❌
-        - ❌
-        - ❌
       * - **browsertime-tp6-live-chromium-imgur**
         - ❌
         - ❌
@@ -12006,11 +11991,6 @@ Tests for page-load performance. The links direct to the actual websites that ar
         - ✅
         - ✅
         - ✅
-      * - **browsertime-tp6-live-chrome-imgur**
-        - ❌
-        - ❌
-        - ❌
-        - ❌
       * - **browsertime-tp6-live-chromium-imgur**
         - ❌
         - ❌