fix c ffi

Author: danielsn

libdd-profiling-ffi/cbindgen.toml

@@ -16,7 +16,7 @@ sys_includes = ["stdbool.h", "stddef.h", "stdint.h"]
 includes = ["common.h"]
 
 after_includes = """
-struct TokioCancellationToken;
+struct ddog_OpaqueCancellationToken;
 """
 
 [export]
@@ -103,7 +103,7 @@ renaming_overrides_prefixing = true
 "Handle_EncodedProfile" = "ddog_prof_EncodedProfile"
 "Result_HandleEncodedProfile" = "ddog_prof_EncodedProfile_Result"
 
-"CancellationToken" = "struct ddog_OpaqueCancellationToken"
+"CancellationToken" = "ddog_OpaqueCancellationToken"
 "Handle_TokioCancellationToken" = "ddog_CancellationToken"
 
 [export.mangle]