Extend expiry for histograms related to gestural navigation

Set expiry for Accessibility.CrosShelfNavigationButtonsInTabletModeChanged.* at M91.


Fixed: 1088526
Change-Id: Ide9b07ec83596a77d316538aa630e9188cb16d4d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2449936Reviewed-by: Steven Holte <holte@chromium.org>
Reviewed-by: Weilun Shi <sweilun@chromium.org>
Commit-Queue: Vladislav Kaznacheev <kaznacheev@chromium.org>
Cr-Commit-Position: refs/heads/master@{#815015}

tools/metrics/histograms/histograms_xml/accessibility/histograms.xml

@@ -351,7 +351,7 @@ reviews. Googlers can read more about this at go/gwsq-gerrit.
 
 <histogram
     name="Accessibility.CrosShelfNavigationButtonsInTabletModeChanged.OOBE"
-    enum="BooleanEnabled" expires_after="M85">
+    enum="BooleanEnabled" expires_after="M91">
   <owner>gzadina@google.com</owner>
   <owner>tbarzic@chromium.org</owner>
   <summary>
@@ -365,7 +365,7 @@ reviews. Googlers can read more about this at go/gwsq-gerrit.
 
 <histogram
     name="Accessibility.CrosShelfNavigationButtonsInTabletModeChanged.OsSettings"
-    enum="BooleanEnabled" expires_after="M85">
+    enum="BooleanEnabled" expires_after="M91">
   <owner>gzadina@google.com</owner>
   <owner>tbarzic@chromium.org</owner>
   <summary>