Update Android.bp by running cargo_embargo

Test: ran cargo_embargo
Change-Id: Id498ff1204ca5490a85c1480f92c95b3a501d2ab
diff --git a/Android.bp b/Android.bp
index bf4078e..53bc64b 100644
--- a/Android.bp
+++ b/Android.bp
@@ -39,7 +39,7 @@
     crate_name: "pkcs1",
     cargo_env_compat: true,
     cargo_pkg_version: "0.7.5",
-    srcs: ["src/lib.rs"],
+    crate_root: "src/lib.rs",
     edition: "2021",
     features: [
         "alloc",
@@ -67,7 +67,7 @@
     crate_name: "pkcs1",
     cargo_env_compat: true,
     cargo_pkg_version: "0.7.5",
-    srcs: ["src/lib.rs"],
+    crate_root: "src/lib.rs",
     edition: "2021",
     features: [
         "alloc",