fix(tests): ensure RUN_ALL is set before executing test scripts in test.all.sh

Author: flarco

scripts/test.all.sh

@@ -3,7 +3,9 @@ set -e
 # build binary
 cd cmd/sling
 rm -f && go build .
-cd-
+cd -
+
+export RUN_ALL=true
 
 echo 'TESTING CLI'
 bash scripts/test.cli.sh