Re: master 2e090da: Revert commit 1f44a776729adf9c6468a76f8310616fde62eeaa for Flymake.

[Stefan Monnier]

>     Revert commit 1f44a776729adf9c6468a76f8310616fde62eeaa for Flymake.
>     Flymake supports all Emacs versions back to 26.1, so it can’t use
>     ‘ert-resource-file’.
>     * test/lisp/progmodes/flymake-tests.el (flymake-tests-data-directory):
>     Recreate.
>     (flymake-tests--call-with-fixture): Stop using ‘ert-resource-file’.

It's common for a package to say "require Emacs version NN.MM" but to
provide extra features on more recent Emacsen.  And the tests can
definitely fall into the category of extra features.

Better yet: the GNU ELPA package does not even include the flymake-tests.el 
file.


        Stefan