[Launcher/Archive] remove all checks for the archiving system property

No longer needed

Change-Id: I62c8843aa04a245d1dcc30f7787c71d17993f5d1
BUG: 331165939
Test: builds

src/com/android/launcher3/pm/InstallSessionHelper.java

@@ -29,6 +29,7 @@ import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.annotation.WorkerThread;
 
+import com.android.launcher3.Flags;
 import com.android.launcher3.LauncherPrefs;
 import com.android.launcher3.SessionCommitReceiver;
 import com.android.launcher3.Utilities;
@@ -217,7 +218,7 @@ public class InstallSessionHelper {
                 && !promiseIconAddedForId(sessionInfo.getSessionId())) {
             // In case of unarchival, we do not want to add a workspace promise icon if one is
             // not already present. For general app installations however, we do support it.
-            if (!Utilities.enableSupportForArchiving() || !sessionInfo.isUnarchival()) {
+            if (!Flags.enableSupportForArchiving() || !sessionInfo.isUnarchival()) {
                 FileLog.d(LOG, "Adding package name to install queue: "
                         + sessionInfo.getAppPackageName());
 
@@ -232,7 +233,7 @@ public class InstallSessionHelper {
 
     public boolean verifySessionInfo(@Nullable final PackageInstaller.SessionInfo sessionInfo) {
         // For archived apps we always want to show promise icons and the checks below don't apply.
-        if (Utilities.enableSupportForArchiving() && sessionInfo != null
+        if (Flags.enableSupportForArchiving() && sessionInfo != null
                 && sessionInfo.isUnarchival()) {
             return true;
         }