Temporarily remove the care_map in the ota package

The care_map has incorrect size for non-sparse images. Temporarily
removes it until the root cause is fixed

Bug: 205541521
Test: build
Change-Id: I76bcd2c0c778566b4a6c69b6d45428952225d406

tools/releasetools/ota_from_target_files.py

@@ -1191,6 +1191,8 @@ def GenerateAbOtaPackage(target_file, output_file, source_file=None):
     care_map_list = [x for x in ["care_map.pb", "care_map.txt"] if
                      "META/" + x in target_zip.namelist()]
 
+    # TODO(b/205541521) remove the workaround after root cause is fixed.
+    care_map_list = []
     # Adds care_map if either the protobuf format or the plain text one exists.
     if care_map_list:
       care_map_name = care_map_list[0]