fastbootd: Perform CRC check when flashing sparse images.

Bug: 78793464
Test: fuzzy_fastboot Conformance.SparseCRCCheck passes
Change-Id: I717fbec42599a43bafafa1f73837e115a9f9109a
diff --git a/fastboot/device/flashing.cpp b/fastboot/device/flashing.cpp
index e3efbcb..a383c54 100644
--- a/fastboot/device/flashing.cpp
+++ b/fastboot/device/flashing.cpp
@@ -72,7 +72,7 @@
 }
 
 int FlashSparseData(int fd, std::vector<char>& downloaded_data) {
-    struct sparse_file* file = sparse_file_import_buf(downloaded_data.data(), true, false);
+    struct sparse_file* file = sparse_file_import_buf(downloaded_data.data(), true, true);
     if (!file) {
         return -ENOENT;
     }