adbd: add apex_available and visibility for internal libs.

abb links against libadbd_core for the shell protocol, and must be
on the system image because it links against cmd, so let's just
expose it to abb for now.

Exempt-From-Owner-Approval: cherry-pick from AOSP

Bug: http://b/151398197
Test: treehugger
Merged-In: Id926bc4324d3259def21ea19d3bd72320311a6e3
(cherry picked from commit b567303330)
Change-Id: Id926bc4324d3259def21ea19d3bd72320311a6e3

adb/Android.bp

@@ -425,6 +425,15 @@ cc_library_static {
             ],
         }
     },
+
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.adbd",
+    ],
+    visibility: [
+        "//bootable/recovery/minadbd",
+        "//system/core/adb",
+    ],
 }
 
 cc_library {
@@ -492,6 +501,15 @@ cc_library {
             ],
         },
     },
+
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.adbd",
+    ],
+    visibility: [
+        "//system/core/adb",
+    ],
+
 }
 
 cc_library {