Make sure stub generator is always accessible

Author: kamilburda

CHANGELOG.md

@@ -1,3 +1,9 @@
+5.1
+===
+
+* The stub generator is now guaranteed to be accessible in GIMP even if no images are opened.
+
+
 5.0
 ===
 

generate-pdb-stubs/generate-pdb-stubs.py

@@ -85,6 +85,7 @@ def generate_pdb_stubs(proc, config, _data):
      ' for GIMP PDB procedures and GEGL operations.'),
   ),
   attribution=('Kamil Burda', '', '2023'),
+  sensitivity_mask=Gimp.ProcedureSensitivityMask.ALWAYS,
 )
 
 procedure.main()