[LSC] Add LOCAL_LICENSE_KINDS to external/okio

Added SPDX-license-identifier-Apache-2.0 to:
  Android.bp

Bug: 68860345
Bug: 151177513
Bug: 151953481

Test: m all

Exempt-From-Owner-Approval: janitorial work
Change-Id: Ibc9e2f6b8af35105a3a355e3a2d156b2b69d4be6
diff --git a/Android.bp b/Android.bp
index cf49f1c..6924ca2 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,3 +1,20 @@
+package {
+    default_applicable_licenses: ["external_okio_license"],
+}
+
+// Added automatically by a large-scale-change
+// See: http://go/android-license-faq
+license {
+    name: "external_okio_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+    ],
+    license_text: [
+        "LICENSE.txt",
+    ],
+}
+
 java_library {
     name: "okio-lib",
     srcs: [