Fix overly strict Assert in jsonpath code

This was failing for queries which try to get the .type() of a
jpiLikeRegex.  For example:

select jsonb_path_query('["string", "string"]',
                        '($[0] like_regex ".{7}").type()');

Reported-by: Alexander Kozhemyakin
Bug: #18035
Discussion: https://postgr.es/m/[email protected]
Backpatch-through: 12, where SQL/JSON path was added.

0 files changed, 0 insertions, 0 deletions