Property expression completions delete content

[datho7561]

Given the following properties file:

hjkl = 1234
asdf = ${|}

1. Open completion at |
2. Accept the ${hjkl} suggestion

EXPECTED: asdf = ${hjkl|}

ACTUAL: asdf = | (content is deleted)

[fbricon]

That's weird. it seems to be caused by property keys without a .. I wonder if it's a regression caused by eclipse-lsp4mp/lsp4mp#433