Use string(APPEND) in Modules
Automate with:
find Modules -type f -print0 | xargs -0 perl -i -0pe \
's/set\(([a-zA-Z0-9_\$\{\}]+)(\s+)"\$\{\1\}([^"])/string(APPEND \1\2"\3/g'
This was done before, but this time we also cover places where the variable name contains ${}
.