[doc] Fix typo in doc and comment

TEST=None.

Change-Id: I08df16b2905580fdda20243e0c5e12db9523b82e
diff --git a/bin/basemgr/basemgr_settings.h b/bin/basemgr/basemgr_settings.h
index 0cfe6cd..e9244a9 100644
--- a/bin/basemgr/basemgr_settings.h
+++ b/bin/basemgr/basemgr_settings.h
@@ -48,4 +48,4 @@
 
 }  // namespace modular
 
-#endif  // PERIDOT_BIN_BASEMGR_BASEMGR_IMPL_H_
+#endif  // PERIDOT_BIN_BASEMGR_BASEMGR_SETTINGS_H_
diff --git a/docs/modular/multiple_qemu_instances.md b/docs/modular/multiple_qemu_instances.md
index 67fef54..346f96c 100644
--- a/docs/modular/multiple_qemu_instances.md
+++ b/docs/modular/multiple_qemu_instances.md
@@ -18,7 +18,7 @@
 
 We also set up persistent storage for the ledger. Notice, however, that with
 ledger sync state is preserved in the cloud sync location for the ledger, so
-it's usually not lost when the device is rebooted. The only thing persitent
+it's usually not lost when the device is rebooted. The only thing persistent
 storage buys is to preserve the ledger cloud sync configuration.
 
 ### Prerequisites on host