Workaround: Disable reg L1 test with GNUARM toolchain for PSoC64

There is an issue on the regression level one test with GNUARM toolchain [1]

[1]: https://linaro.atlassian.net/browse/TFC-231

Signed-off-by: Arthur She <arthur.she@linaro.org>
Change-Id: I29ff84c1bc4248e2fa4f37989a37a8ebc95f35c7
1 file changed