[Issue 18680] std.random.LinearCongruentialEngine has opEquals but no toHash

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18680

--- Comment #2 from github-bugzilla at puremagic.com ---
Commit pushed to master at https://github.com/dlang/phobos

https://github.com/dlang/phobos/commit/dc1a3d3efa2c56d3b067947371ba330f87fa2adf
Fix Issue 18680 - std.random.LinearCongruentialEngine has opEquals but no
toHash

The custom opEquals is unnecessary. Autogenerated struct equals is correct.

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