CompatHelper: add new compat entry for Literate at version 2 for package docs, (keep existing compat) (#28)

Co-authored-by: CompatHelper Julia <[email protected]>

Author: github-actions[bot]

docs/Project.toml

@@ -4,3 +4,6 @@ Literate = "98b081ad-f1c9-55d3-8b20-4c87d4299306"
 QuantumOperatorDefinitions = "826dd319-6fd5-459a-a990-3a4f214664bf"
 SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
+
+[compat]
+Literate = "2"