Add Go tests for memfd and friends #614

Job	Run time
Platform (aarch64) / Build	6m 17s
Platform (x86_64) / Build	2m 32s
Test (x86_64) / Kernel (amazonlinux2)	49s
Test (x86_64) / Kernel (centos)	1m 0s
Test (x86_64) / Kernel (debian)	58s
Test (x86_64) / Kernel (fedora)	51s
Test (x86_64) / Kernel (mainline)	59s
Test (x86_64) / Kernel (rocky)	1m 6s
Test (x86_64) / Kernel (ubuntu-aws)	51s
Test (x86_64) / Kernel (ubuntu-azure)	49s
Test (x86_64) / Kernel (ubuntu-gcp)	48s
Test (x86_64) / Kernel (ubuntu-gke)	46s
Test (x86_64) / Kernel (ubuntu-oem)	1m 0s
Test (x86_64) / Kernel (ubuntu-oracle)	52s
Test (aarch64) / Kernel (amazonlinux2)	13m 12s
Test (aarch64) / Kernel (debian)	7m 41s
Test (aarch64) / Kernel (fedora)	11m 49s
Test (aarch64) / Kernel (mainline)	13m 11s
Test (aarch64) / Kernel (rocky)	6m 45s
Test (aarch64) / Kernel (ubuntu-aws)	13m 11s
Test (aarch64) / Kernel (ubuntu-azure)	13m 12s
Test (aarch64) / Kernel (ubuntu-gcp)	12m 18s
Test (aarch64) / Kernel (ubuntu-gke)	7m 33s
Test (aarch64) / Kernel (ubuntu-oracle)	13m 12s
CI Merge Auditor	1s
	2h 11m 43s

Provide feedback