clarified inner-syntax markup, notably for enumerations: prefer "notation=mixfix" over "entity" via 'syntax_consts' (see also 70076ba563d2);
#built-in components
src/Tools/Demo
src/Tools/jEdit
src/Tools/GraphBrowser
src/Tools/Graphview
src/Tools/Setup
src/Tools/VSCode
src/HOL/Mutabelle
src/HOL/Library/Sum_of_Squares
src/HOL/SPARK
src/HOL/Tools
src/HOL/TPTP