Remove the i18n APEX from microdroid

It was used only by keystore2 via libsqlite. keystore2 now depends on
libsqlite_noicu which is a variant of libsqlite built without the ICU
extension [1].

[1] https://www.sqlite.org/src/file?name=ext/icu/README.txt

Bug: 199674764
Test: du -sh com.android.virt.apex 162MB -> 97MB
Change-Id: Iac25e11bb63509c0518b56597dd422c60c08fb60
diff --git a/microdroid/Android.bp b/microdroid/Android.bp
index e4334cb..15ffbda 100644
--- a/microdroid/Android.bp
+++ b/microdroid/Android.bp
@@ -102,7 +102,6 @@
         common: {
             deps: [
                 // non-updatable & mandatory apexes
-                "com.android.i18n",
                 "com.android.runtime",
 
                 "microdroid_plat_sepolicy.cil",