vendor: remove our old gapps backup script

Change-Id: I1a899d7a376f04423e29ca02c12ce232d50a0de9
diff --git a/config/common.mk b/config/common.mk
index 351fc52..e21db11 100644
--- a/config/common.mk
+++ b/config/common.mk
@@ -46,8 +46,7 @@
 PRODUCT_COPY_FILES += \
     vendor/omni/prebuilt/common/bin/backuptool_ab.sh:system/bin/backuptool_ab.sh \
     vendor/omni/prebuilt/common/bin/backuptool_ab.functions:system/bin/backuptool_ab.functions \
-    vendor/omni/prebuilt/common/bin/backuptool_postinstall.sh:system/bin/backuptool_postinstall.sh \
-    vendor/omni/prebuilt/addon.d/69-gapps.sh:system/addon.d/69-gapps.sh
+    vendor/omni/prebuilt/common/bin/backuptool_postinstall.sh:system/bin/backuptool_postinstall.sh
 else
 PRODUCT_COPY_FILES += \
     vendor/omni/prebuilt/bin/backuptool.sh:system/bin/backuptool.sh \