[PATCH v2 1/2] Convert tst-efgcvt to the new test framework

[Florian Weimer]

* Gabriel F. T. Gomes:

> 	* misc/tst-efgcvt.c: Include support/check.h and
> 	support/test-driver.c.
> 	(error_count): Remove.
> 	(output_error): Replace increments to error_count with calls to
> 	support_record_failure.
> 	(output_r_error): Likewise.
> 	(special): Likewise.
> 	(do_test): Unconditionally return zero.

Looks good.  Thanks.