Revert "[dart] Add ntdll.lib for better exception handling in dart (flutter#709) (flutter#711)

This reverts commit e18c162 as there is
no longer a need for the library to be added into flutter since been
added to dart vm BUILD.gn in
https://dart.googlesource.com/sdk/+/617925e0c5b24d5b11784056ce1b61a686bd18a5

BUG=flutter/flutter#124532

Author: aam

build/config/BUILD.gn

@@ -113,7 +113,6 @@ config("default_libs") {
       "dnsapi.lib",
       "iphlpapi.lib",
       "msimg32.lib",
-      "ntdll.lib",
       "odbc32.lib",
       "odbccp32.lib",
       "ole32.lib",