common: dynamic: Replace packageblacklist with packageexludelist

* Replace vendor.camera.aux.packageblacklist with vendor.camera.aux.packageexcludelist
  as recommended by coding guidelines https://developers.google.com/style/word-list#blacklist.

Change-Id: I9c1862528ecba06ac612d926757cbc3c313009fa
diff --git a/common/dynamic/property_contexts b/common/dynamic/property_contexts
index c0c52c6..aa45709 100644
--- a/common/dynamic/property_contexts
+++ b/common/dynamic/property_contexts
@@ -1,2 +1 @@
-# Aux camera blacklist prop readable to everything
-vendor.camera.aux.packageblacklist     u:object_r:exported_default_prop:s0
+vendor.camera.aux.packageexcludelist     u:object_r:exported_default_prop:s0