Reads with same glob pattern return same result even if located in different modules/directories

[translatenix]

dir1/mod.pkl:

foo = read*("foo*")

dir2/mod.pkl:

foo = read*("foo*") // always returns same result as dir1/mod.foo

pkl eval dir1/mod.pkl dir2/mod.pkl

Fixed by: https://github.com/apple/pkl/pull/449