[Tests] move sourcing suite to GHA

test/sourcing/Sourcing nvm.sh should keep version if one is active

@@ -1,6 +1,6 @@
 #!/bin/sh
 
-die () { echo "$@" ; exit 1; }
+die () { echo "$*" ; echo "|${NVM_DIR}|"; exit 1; }
 
 echo '0.10.1' > ../../alias/default || die "couldn't create default alias"