Move input to variables

Author: rithikanarayan

ci/input_files/build.yaml.tpl

@@ -210,16 +210,16 @@ update-layer-versions-docs:
   stage: publish
   trigger:
     project: DataDog/serverless-ci
-    inputs:
-      RUN_LAMBDA_LAYER_DOCUMENTATION: true
-      RUN_LAMBDA_DATADOG_CI: true
-      RUN_LAMBDA_UI_LAYER_VERSIONS: true
-      RUN_LAMBDA_RUNTIMES: true
   rules:
     - if: '$CI_COMMIT_TAG =~ /^v.*/'
   needs: {{ range $runtime := (ds "runtimes").runtimes }}
     - publish-layer-prod ({{ $runtime.name }}-{{ $runtime.arch}})
-  {{- end }}
+    {{- end }}
+  variables:
+    RUN_LAMBDA_LAYER_DOCUMENTATION: "true"
+    RUN_LAMBDA_DATADOG_CI: "true"
+    RUN_LAMBDA_UI_LAYER_VERSIONS: "true"
+    RUN_LAMBDA_RUNTIMES: "true"
 
 layer bundle:
   stage: build