fix(policy): the generated policy is not properly formatted (#2340)

Signed-off-by: Sylwester Piskozub <[email protected]>

Author: Piskoo

app/cli/internal/policydevel/templates/example-policy.rego

@@ -40,4 +40,4 @@ default violations := []
 # violations contains msg if {
 #	valid_input
 # insert code here
-# }
+# }

app/cli/internal/policydevel/templates/example-policy.yaml

@@ -9,16 +9,16 @@ metadata:
   description: {{.Description | trimSpace}}
 spec:
   policies:
-      # Type of artifact to validate
-      # See docs: https://docs.chainloop.dev/concepts/material-types
-    - kind: {{.MaterialKind}}  
+    # Type of artifact to validate
+    # See docs: https://docs.chainloop.dev/concepts/material-types
+    - kind: {{.MaterialKind}}
       {{if .Embedded -}}
-      # Embedded Rego policy
-      # See docs: https://docs.chainloop.dev/guides/custom-policies#embedded-vs-external
+    # Embedded Rego policy
+    # See docs: https://docs.chainloop.dev/guides/custom-policies#embedded-vs-external
       embedded: |
 {{.RegoContent | indent 8}}
       {{else -}}
-      # Path to external Rego policy file
-      # See docs: https://docs.chainloop.dev/guides/custom-policies#rego-policy-structure
+    # Path to external Rego policy file
+    # See docs: https://docs.chainloop.dev/guides/custom-policies#rego-policy-structure
       path: {{.RegoPath}}
-      {{end -}}
+      {{end -}}