Updates cloud-native-toolkit/image-cli-tools-core module to v1.7.0 (#72)

Signed-off-by: GitHub <noreply@github.com>
Co-authored-by: cloudnativetoolkit <cloudnativetoolkit@users.noreply.github.com>

Author: cloudnativetoolkit

.github/workflows/docker-build.yaml

@@ -17,7 +17,7 @@ jobs:
       fail-fast: false
       matrix:
         base:
-          - cli-tools-core:v1.4.20
+          - cli-tools-core:v1.7.0
           - cli-tools-ibmcloud:v0.4.23
           - cli-tools:v2.2.19
         version: