Remove leftover from Haystack 1.x (#7664)

Author: masci

Diff for: .github/workflows/license_compliance.yml

@@ -43,10 +43,7 @@ jobs:
           # Exclusions in the vanilla distribution must be explicitly motivated
           #
           # - tqdm is MLP but there are no better alternatives
-          # - PyMuPDF is optional
-          # - pinecone-client is optional
-          # - psycopg2 is optional
-          exclude: "(?i)^(PyMuPDF|tqdm|pinecone-client|psycopg2).*"
+          exclude: "(?i)^(tqdm).*"
 
       # We keep the license inventory on FOSSA
       - name: Send license report to Fossa