Migrate sticker pack extension to use ios_sticker_pack_extension rule.

PiperOrigin-RevId: 225398675
diff --git a/src/TulsiGeneratorIntegrationTests/Resources/ComplexSingle.BUILD b/src/TulsiGeneratorIntegrationTests/Resources/ComplexSingle.BUILD
index 3cba84b..3f8c808 100644
--- a/src/TulsiGeneratorIntegrationTests/Resources/ComplexSingle.BUILD
+++ b/src/TulsiGeneratorIntegrationTests/Resources/ComplexSingle.BUILD
@@ -23,7 +23,6 @@
 
 load(
     "@build_bazel_rules_apple//apple:ios.bzl",
-    "apple_product_type",
     "ios_application",
     "ios_extension",
     "ios_unit_test",
diff --git a/src/TulsiGeneratorIntegrationTests/Resources/MultiExtension.BUILD b/src/TulsiGeneratorIntegrationTests/Resources/MultiExtension.BUILD
index 5229463..c7a0511 100644
--- a/src/TulsiGeneratorIntegrationTests/Resources/MultiExtension.BUILD
+++ b/src/TulsiGeneratorIntegrationTests/Resources/MultiExtension.BUILD
@@ -17,7 +17,6 @@
 
 load(
     "@build_bazel_rules_apple//apple:ios.bzl",
-    "apple_product_type",
     "ios_application",
     "ios_extension",
 )
diff --git a/src/TulsiGeneratorIntegrationTests/Resources/PlatformDependent.BUILD b/src/TulsiGeneratorIntegrationTests/Resources/PlatformDependent.BUILD
index b0edf11..3477d2a 100644
--- a/src/TulsiGeneratorIntegrationTests/Resources/PlatformDependent.BUILD
+++ b/src/TulsiGeneratorIntegrationTests/Resources/PlatformDependent.BUILD
@@ -16,9 +16,9 @@
 
 load(
     "@build_bazel_rules_apple//apple:ios.bzl",
-    "apple_product_type",
     "ios_application",
     "ios_extension",
+    "ios_sticker_pack_extension",
     "ios_unit_test",
     "ios_ui_test",
 )
@@ -50,14 +50,13 @@
     deps = [":MainLibrary"],
 )
 
-ios_extension(
+ios_sticker_pack_extension(
     name = "StickerExtension",
-    asset_catalogs = ["Stickers.xcstickers/asset.png"],
     bundle_id = "com.google.Tulsi.TargetApplication.extension",
     families = ["iphone"],
     infoplists = ["Ext-Info.plist"],
     minimum_os_version = "10.0",
-    product_type = apple_product_type.messages_sticker_pack_extension,
+    sticker_assets = ["Stickers.xcstickers/AppIcon.stickersiconset/asset.png"],
 )
 
 objc_bundle(