Add a new system service for blob store management.

This change adds a bare-bones system service, implementation will follow
later.

Bug: 143559646
Test: atest cts/tests/BlobStore/src/com/android/cts/blob/BlobStoreManagerTest.java
Change-Id: Idf21dfcd11dd32a42b62c6ad965d6f5ad7eed1b4
diff --git a/Android.bp b/Android.bp
index 3721947..190649a 100644
--- a/Android.bp
+++ b/Android.bp
@@ -212,6 +212,7 @@
     name: "framework-non-updatable-sources",
     srcs: [
         // Java/AIDL sources under frameworks/base
+        ":framework-blobstore-sources",
         ":framework-core-sources",
         ":framework-drm-sources",
         ":framework-graphics-sources",