Upgrade rust/crates/regex to 1.4.5

Test: make
Change-Id: I1d9343bd9712ddd57023af2c5d248993a2c31088
diff --git a/TEST_MAPPING b/TEST_MAPPING
index 3ad2d9a..ee45373 100644
--- a/TEST_MAPPING
+++ b/TEST_MAPPING
@@ -2,13 +2,13 @@
 {
   "presubmit": [
     {
+      "name": "keystore2_test"
+    },
+    {
       "name": "vpnprofilestore_test"
     },
     {
       "name": "libsqlite3-sys_device_test_src_lib"
-    },
-    {
-      "name": "keystore2_test"
     }
   ]
 }