chore: print system info and config in Cirrus CI install task

Author: gronke

.cirrus.yml

@@ -15,6 +15,11 @@ task:
     zpool create -m "/.ioc-test-`uname -r`" "ioc-test-`uname -r`" "/pools/ioc-test-`uname -r`.img"
     zfs set compression=lz4 "ioc-test-`uname -r`"
   install_script:
+    - uname -a
+    - uname -KU
+    - kldstat
+    - sysrc -a
+    - sysctl -a
     - mount -t fdescfs null /dev/fd
     - pkg install -y git
     - make install-dev