Remove whitespace tkn (#156)

* Remove whitespace tkn

Signed-off-by: desmax74 <[email protected]>

Author: desmax74

.tekton/guac-pull-request.yaml

@@ -101,7 +101,6 @@ spec:
       description: Add built image into an OCI image index
       name: build-image-index
       type: string
-      
     - default: []
       description: Array of --build-arg values ("arg=value" strings) for buildah
       name: build-args