Rename critical_issues.fixed_issues to backported_fixes.alias_bitset

This part of the *API for backported fixes* which allows
app developers to check if a specific known issue is fixed a device.

Flag: excempt adding system property
Bug: 308461809
Test: m; flash; adb shell getprop ro.build.backported_fixes.alias_bitset.long_list
Change-Id: I21891f0a0154061e5bd645aa46a8bdb5cadd8f10
Merged-In: I21891f0a0154061e5bd645aa46a8bdb5cadd8f10
diff --git a/private/property_contexts b/private/property_contexts
index d147ac2..c86d403 100644
--- a/private/property_contexts
+++ b/private/property_contexts
@@ -1021,12 +1021,12 @@
 ro.boottime.init.fsck.data  u:object_r:boottime_public_prop:s0 exact string
 ro.fstype.data  u:object_r:fstype_prop:s0 exact string
 
+ro.build.backported_fixes.alias_bitset.long_list u:object_r:build_prop:s0 exact string
 ro.build.characteristics                  u:object_r:build_prop:s0 exact string
 ro.build.date                             u:object_r:build_prop:s0 exact string
 ro.build.date.utc                         u:object_r:build_prop:s0 exact int
 ro.build.description                      u:object_r:build_prop:s0 exact string
 ro.build.display.id                       u:object_r:build_prop:s0 exact string
-ro.build.critical_issues.fixed_issues.long_list u:object_r:build_prop:s0 exact string
 ro.build.flavor                           u:object_r:build_prop:s0 exact string
 ro.build.host                             u:object_r:build_prop:s0 exact string
 ro.build.id                               u:object_r:build_prop:s0 exact string