Run rustfmt on directory

Runs rustfmt on keystore2 to standardize formatting changes.

Test: Formatting change so no test needed
Change-Id: I24208f8fe91e6b15108eef0ff5264a3f086497e4
diff --git a/keystore2/src/metrics_store.rs b/keystore2/src/metrics_store.rs
index 62a7d13..5e88052 100644
--- a/keystore2/src/metrics_store.rs
+++ b/keystore2/src/metrics_store.rs
@@ -600,8 +600,10 @@
 
 /// Log error events related to Remote Key Provisioning (RKP).
 pub fn log_rkp_error_stats(rkp_error: MetricsRkpError, sec_level: &SecurityLevel) {
-    let rkp_error_stats = KeystoreAtomPayload::RkpErrorStats(
-        RkpErrorStats { rkpError: rkp_error, security_level: process_security_level(*sec_level) });
+    let rkp_error_stats = KeystoreAtomPayload::RkpErrorStats(RkpErrorStats {
+        rkpError: rkp_error,
+        security_level: process_security_level(*sec_level),
+    });
     METRICS_STORE.insert_atom(AtomID::RKP_ERROR_STATS, rkp_error_stats);
 }