Security Scans: Add trivy scans to every docker image used for building/testing/publishing (#69911)

* Created images.star

* Fix typo

* Add cronjobs for build-images

scripts/drone/pipelines/shellcheck.star

@@ -2,11 +2,15 @@
 This module returns a Drone step and pipeline for linting with shellcheck.
 """
 
-load("scripts/drone/steps/lib.star", "build_image", "compile_build_cmd")
+load("scripts/drone/steps/lib.star", "compile_build_cmd")
 load(
     "scripts/drone/utils/utils.star",
     "pipeline",
 )
+load(
+    "scripts/drone/utils/images.star",
+    "images",
+)
 
 trigger = {
     "event": [
@@ -25,7 +29,7 @@ trigger = {
 def shellcheck_step():
     return {
         "name": "shellcheck",
-        "image": build_image,
+        "image": images["build_image"],
         "depends_on": [
             "compile-build-cmd",
         ],