Removing keystore.default from core_tiny.mk and core_minimal.mk

keystore.default is not the current default implementation
and is not needed on running devices.

Bug: 65613798
Test: boot device

Change-Id: Ide82473d358719f7e01cd2a4a85db954f3722f14
diff --git a/target/product/core_minimal.mk b/target/product/core_minimal.mk
index 523df7a..dd23a35 100644
--- a/target/product/core_minimal.mk
+++ b/target/product/core_minimal.mk
@@ -60,7 +60,6 @@
     iptables \
     gatekeeperd \
     keystore \
-    keystore.default \
     ld.config.txt \
     ld.mc \
     libaaudio \
diff --git a/target/product/core_tiny.mk b/target/product/core_tiny.mk
index 5ced1a6..e49ef19 100644
--- a/target/product/core_tiny.mk
+++ b/target/product/core_tiny.mk
@@ -59,7 +59,6 @@
     iptables \
     gatekeeperd \
     keystore \
-    keystore.default \
     ld.mc \
     libaaudio \
     libOpenMAXAL \