Update GSI keys for dynamic system image

Bug: 112293933
Test: tree hugger
Change-Id: Ia5fd08410fd680b8fd3676cfc4daae1caf1ff425
Merged-In: Ia5fd08410fd680b8fd3676cfc4daae1caf1ff425
(cherry picked from commit b9b9a68f49d465176c9dbd2344bac030ec3e89f0)
diff --git a/fs_mgr/fs_mgr_fstab.cpp b/fs_mgr/fs_mgr_fstab.cpp
index f6f6f50..4043fc6 100644
--- a/fs_mgr/fs_mgr_fstab.cpp
+++ b/fs_mgr/fs_mgr_fstab.cpp
@@ -754,14 +754,15 @@
 
 FstabEntry BuildGsiSystemFstabEntry() {
     // .logical_partition_name is required to look up AVB Hashtree descriptors.
-    FstabEntry system = {.blk_device = "system_gsi",
-                         .mount_point = "/system",
-                         .fs_type = "ext4",
-                         .flags = MS_RDONLY,
-                         .fs_options = "barrier=1",
-                         // could add more keys separated by ':'.
-                         .avb_keys = "/avb/gsi.avbpubkey:",
-                         .logical_partition_name = "system"};
+    FstabEntry system = {
+            .blk_device = "system_gsi",
+            .mount_point = "/system",
+            .fs_type = "ext4",
+            .flags = MS_RDONLY,
+            .fs_options = "barrier=1",
+            // could add more keys separated by ':'.
+            .avb_keys = "/avb/q-gsi.avbpubkey:/avb/r-gsi.avbpubkey:/avb/s-gsi.avbpubkey",
+            .logical_partition_name = "system"};
     system.fs_mgr_flags.wait = true;
     system.fs_mgr_flags.logical = true;
     system.fs_mgr_flags.first_stage_mount = true;