actually run regression tests against git version of apparmor (on the… #18

Job	Run time
nix-matrix	14s
apparmor-bin-utils (x86_64-linux)	1m 1s
apparmor-kernel-patches (x86_64-linux)	26s
apparmor-nixpkgs-test (x86_64-linux)	20m 3s
apparmor-pam (x86_64-linux)	57s
apparmor-parser (x86_64-linux)	11m 44s
apparmor-profiles (x86_64-linux)	12m 5s
apparmor-regression-test (x86_64-linux)	2h 4m 48s
apparmor-utils (x86_64-linux)	11m 46s
libapparmor (x86_64-linux)	58s
	3h 4m 2s

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