lineage: Fix SDK Addon build on x86/x86_64 targets

- Fixes the following build error:

100% 1/1] analyzing Android.bp files and generating ninja file at ou
FAILED: out/soong/build.ninja
cd "$(dirname "out/host/linux-x86/bin/soong_build")" && BUILDER="$PWD/$(basename "out/host/linux-x86/bin/soong_build")" && cd / && env -i  "$BUILDER"     --top "$TOP"     --soong_out "out/soong"     --out "out"     -o out/soong/build.ninja --globListDir build --globFile out/soong/globs-build.ninja -t -l out/.module_paths/Android.bp.list --available_env out/soong/soong.environment.available --used_env out/soong/soong.environment.used.build Android.bp
error: packages/modules/RuntimeI18n/apex/Android.bp:67:1: dependency "art-bootclasspath-fragment" of "i18n-bootclasspath-fragment" missing variant:
  apex:com.android.art
available variants:
  os:android,arch:common
error: packages/modules/RuntimeI18n/apex/Android.bp:67:1: dependency "prebuilt_art-bootclasspath-fragment" of "i18n-bootclasspath-fragment" missing variant:
  apex:com.android.art
available variants:
  os:android,arch:common
15:24:42 soong bootstrap failed with: exit status 1

 #### failed to build some targets (19 seconds) ####

Change-Id: Iff5aa79b4148f83680bc33bdd0ea9751038feea1