Update security histogram expirations

The following histograms are expiring in M-88 but we are still using
them, so bump them to expire in M-92 instead:

- Navigation.MainFrameHasRTLDomain2
- Navigation.MainFrameHasRTLDomainDifferentPage2
- Net.SSLKeyLogFileUse
- Security.LegacyTLS.*

Bug: 1138290,1138293,1138313,1138314
Change-Id: I5edbe7b063a2b5683a53930348ea6eb1f7a925e2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2472592
Commit-Queue: Chris Thompson <cthomp@chromium.org>
Commit-Queue: Mustafa Emre Acer <meacer@chromium.org>
Auto-Submit: Chris Thompson <cthomp@chromium.org>
Reviewed-by: Mustafa Emre Acer <meacer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#817169}

tools/metrics/histograms/histograms_xml/navigation/histograms.xml

@@ -377,7 +377,7 @@ reviews. Googlers can read more about this at go/gwsq-gerrit.
 </histogram>
 
 <histogram name="Navigation.MainFrameHasRTLDomain2" enum="Boolean"
-    expires_after="M88">
+    expires_after="M92">
   <owner>cthomp@chromium.org</owner>
   <owner>security-enamel@chromium.org</owner>
   <summary>
@@ -387,7 +387,7 @@ reviews. Googlers can read more about this at go/gwsq-gerrit.
 </histogram>
 
 <histogram name="Navigation.MainFrameHasRTLDomainDifferentPage2" enum="Boolean"
-    expires_after="M88">
+    expires_after="M92">
   <owner>cthomp@chromium.org</owner>
   <owner>security-enamel@chromium.org</owner>
   <summary>

tools/metrics/histograms/histograms_xml/net/histograms.xml

@@ -4405,8 +4405,9 @@ reviews. Googlers can read more about this at go/gwsq-gerrit.
 </histogram>
 
 <histogram name="Net.SSLKeyLogFileUse" enum="SSLKeyLogFileAction"
-    expires_after="M88">
+    expires_after="M92">
   <owner>cthomp@chromium.org</owner>
+  <owner>security-enamel@chromium.org</owner>
   <summary>
     Counts when the SSLKEYLOGFILE environment variable or --ssl-key-log-file
     command-line flag are set, and when they enable the SSLKeyLogger feature.

tools/metrics/histograms/histograms_xml/security/histograms.xml

@@ -52,7 +52,7 @@ reviews. Googlers can read more about this at go/gwsq-gerrit.
 </histogram>
 
 <histogram name="Security.LegacyTLS.DownloadStarted" enum="Boolean"
-    expires_after="M88">
+    expires_after="M92">
   <owner>cthomp@chromium.org</owner>
   <owner>security-enamel@chromium.org</owner>
   <summary>
@@ -66,7 +66,7 @@ reviews. Googlers can read more about this at go/gwsq-gerrit.
 </histogram>
 
 <histogram name="Security.LegacyTLS.FormSubmission" enum="Boolean"
-    expires_after="M88">
+    expires_after="M92">
   <owner>cthomp@chromium.org</owner>
   <owner>security-enamel@chromium.org</owner>
   <summary>
@@ -78,7 +78,7 @@ reviews. Googlers can read more about this at go/gwsq-gerrit.
 </histogram>
 
 <histogram name="Security.LegacyTLS.OnCommit" enum="Boolean"
-    expires_after="M88">
+    expires_after="M92">
   <owner>cthomp@chromium.org</owner>
   <owner>estark@chromium.org</owner>
   <owner>security-enamel@chromium.org</owner>
@@ -89,7 +89,7 @@ reviews. Googlers can read more about this at go/gwsq-gerrit.
 </histogram>
 
 <histogram name="Security.LegacyTLS.PageInfo.Action"
-    enum="WebsiteSettingsAction" expires_after="M88">
+    enum="WebsiteSettingsAction" expires_after="M92">
   <owner>cthomp@chromium.org</owner>
   <owner>security-enamel@chromium.org</owner>
   <summary>