Use awk

Signed-off-by: Eduardo Apolinario <[email protected]>

.github/workflows/single-binary.yml

@@ -185,7 +185,7 @@ jobs:
           # ref: ${{ env.FLYTESNACKS_VERSION }}
       - name: Register specific tests
         run: |
-          flytekit_version=$(pip show flytekit | grep -i version | cut -d' ' -f2)
+          flytekit_version=$(pip show flytekit | grep -i version | awk '{ print $2 }')
           while read -r line;
           do
               pyflyte --config ./boilerplate/flyte/end2end/functional-test-config.yaml \