libbinder: remove unused deps

Bug: 137311188
Test: library still builds
Change-Id: I63365aa006e78b6b1310c4933706a02b8cb60ed4
diff --git a/libs/binder/Android.bp b/libs/binder/Android.bp
index c02b88a..b31c24c 100644
--- a/libs/binder/Android.bp
+++ b/libs/binder/Android.bp
@@ -115,7 +115,6 @@
     },
 
     shared_libs: [
-        "libbase",
         "liblog",
         "libcutils",
         "libutils",