Add flags entry to enable Chrome OS component updates fature.

tools/metrics/histograms/histograms.xml

Index: tools/metrics/histograms/histograms.xml
diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml
index 850b279ff631f47b4b34fadd3fee44e0e886edfb..419f8354004f63e26c2548a7858aac97aaf65fc1 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -91513,6 +91513,7 @@ value.
   <int value="-1473668019" label="token-binding:disabled"/>
   <int value="-1473136627" label="enable-web-payments"/>
   <int value="-1467332609" label="tab-management-experiment-type-anise"/>
+  <int value="-1466990325" label="CrosCompUpdates:enabled"/>
   <int value="-1460462432" label="disable-media-source"/>
   <int value="-1456004000" label="VrShell:disabled"/>
   <int value="-1443796945" label="OfflinePagesSharing:disabled"/>
@@ -91687,6 +91688,7 @@ value.
   <int value="-641719457" label="disable-compositor-touch-hit-testing"/>
   <int value="-631740127" label="inert-visual-viewport"/>
   <int value="-622685174" label="enable-pdf-material-ui"/>
+  <int value="-620030047" label="CrosCompUpdates:disabled"/>
   <int value="-617452890" label="media-router"/>
   <int value="-610411643" label="enable-printer-app-search"/>
   <int value="-606898702" label="MaterialDesignSettings:disabled"/>