Bug 1873527 - Remove bug references to disabled bugs that are now enabled. r=RyanVM,perftest-reviewers,sparky

In this patch I am removing bug comments referencing bugs that are disabled that have now been re-enabled
These were missed in my previous patch: https://phabricator.services.mozilla.com/D197396

Differential Revision: https://phabricator.services.mozilla.com/D197956

taskcluster/ci/test/browsertime-desktop.yml

@@ -109,7 +109,7 @@ browsertime-tp6:
                         - --extra-profiler-run
         run-on-projects:
             by-subtest:
-                netflix:  # Bug 1756212 - Disable temporarily due to perma on mac
+                netflix:
                     by-app:
                         firefox:
                             by-test-platform:
@@ -629,7 +629,7 @@ browsertime-tp6-live:
                     - [google-slides, gslides]
                     - imdb
                     # - imgur (see bugs 1825337 & 1817420)
-                    - instagram  # (see bug 1736999)
+                    - instagram
                     - linkedin
                     - microsoft
                     - netflix
@@ -656,7 +656,7 @@ browsertime-tp6-live:
                     - [google-slides, gslides]
                     - imdb
                     - imgur
-                    - instagram  # (see bug 1736999)
+                    - instagram
                     - linkedin
                     - microsoft
                     - netflix

taskcluster/ci/test/test-sets.yml

@@ -425,7 +425,7 @@ macosx64-talos:
     - talos-perf-reftest-singletons
     - talos-realworld-webextensions
     - talos-webgl
-    - talos-tabswitch  # Bug 1453007 times out
+    - talos-tabswitch
     # - talos-h1 # too long to unpack profile- Bug 1442893
 
 macosx1300-64-qr-tests: