selftests: arm64: sve-ptrace # TIMEOUT 45 seconds

While doing selftests: arm64 tests validations following test failed due to shorter timeout value.

Reported-by: Linux Kernel Functional Testing lkft@linaro.org

not ok 28 selftests: arm64: sve-ptrace # TIMEOUT 45 seconds not ok 35 selftests: arm64: check_gcr_el1_cswitch # TIMEOUT 45 seconds not ok 40 selftests: arm64: check_user_mem # TIMEOUT 45 seconds

Test log link, https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.15.y/build/v5.15....

and https://lkft.validation.linaro.org/scheduler/job/5847406

-- Linaro LKFT https://lkft.linaro.org