updater_sample: update tools

- Allow gen_update_config.py to use ota_from_target_files from
  $ANDROID_BUILD_TOP/build/make/tools/releasetools/
- tests/res/raw/ota_002_package.zip re-generated using functions from
  $ANDROID_BUILD_TOP/build/make/tools/releasetools/test_ota_from_target_files.py
- sample app tests updated

Test: ./tools/gen_update_config_test.py
Change-Id: I5c492ec22782ba54fe481f592a44e797c695684e
Signed-off-by: Zhomart Mukhamejanov <zhomart@google.com>
diff --git a/updater_sample/tests/src/com/example/android/systemupdatersample/util/FileDownloaderTest.java b/updater_sample/tests/src/com/example/android/systemupdatersample/util/FileDownloaderTest.java
index 80506ee..009610e 100644
--- a/updater_sample/tests/src/com/example/android/systemupdatersample/util/FileDownloaderTest.java
+++ b/updater_sample/tests/src/com/example/android/systemupdatersample/util/FileDownloaderTest.java
@@ -70,11 +70,11 @@
                 .toFile();
         Files.deleteIfExists(outFile.toPath());
         // download a chunk of ota.zip
-        FileDownloader downloader = new FileDownloader(url, 160, 8, outFile);
+        FileDownloader downloader = new FileDownloader(url, 1674, 12, outFile);
         downloader.download();
         String downloadedContent = String.join("\n", Files.readAllLines(outFile.toPath()));
         // archive contains text files with uppercase filenames
-        assertEquals("CARE_MAP", downloadedContent);
+        assertEquals("CARE_MAP-TXT", downloadedContent);
     }
 
 }