Added metrics constant for new dialog

SupportSystemInformationDialogFragment (phew)
needs a metrics constant.

Test: manual
Bug: 32462840
Change-Id: I2943b2537a54d3243759233f96522cd1bbdb5db9
diff --git a/proto/src/metrics_constants.proto b/proto/src/metrics_constants.proto
index 236a39d..eed7e70 100644
--- a/proto/src/metrics_constants.proto
+++ b/proto/src/metrics_constants.proto
@@ -3161,6 +3161,10 @@
     // OPEN: Settings > System > Input & Gesture > Double twist gesture
     SETTINGS_GESTURE_DOUBLE_TWIST = 755;
 
+    // OPEN: Settings > Support > SupportDisclaimerDialog > SupportSystemInformationDialog
+    // CATEGORY: Settings
+    DIALOG_SUPPORT_SYSTEM_INFORMATION = 756;
+
     // ---- End O Constants, all O constants go above this line ----
 
     // Add new aosp constants above this line.