#5835 Fix test target name in python/GNUmakefile

[Han-Wen Nienhuys]

https://codereview.appspot.com/575790044

[Anonymous]

Fails make check

...
no source for input/regression/midi/out-test/sequence-name-scoping-2.midi
no source for input/regression/midi/out-test/sequence-name-scoping-3.midi
no source for input/regression/midi/out-test/sequence-name-scoping-4.midi
no source for input/regression/midi/out-test/sequence-name-scoping-5.midi
output-distance summary:
     2 changed
     0 in baseline only
    76 below threshold
  3971 unchanged
writing /home/james/lilypond-git/build/out/test-results/input/regression/out-test-baseline/test-output-distance.png
writing /home/james/lilypond-git/build/out/test-results/input/regression/out-test/test-output-distance.png
writing /home/james/lilypond-git/build/out/test-results/index.txt
/usr/bin/python3: can't open file 'book_base_test.py': [Errno 2] No such file or directory
/home/james/lilypond-git/build/.././python/GNUmakefile:20: recipe for target 'local-check' failed
make[1]: *** [local-check] Error 2
/home/james/lilypond-git/build/../stepmake/stepmake/generic-targets.make:142: recipe for target 'check' failed
make: *** [check] Error 2

[Han-Wen Nienhuys]

srcdir

https://codereview.appspot.com/575790044

[Han-Wen Nienhuys]

add python/ to GNUmakefile.in

https://codereview.appspot.com/575790044

[Anonymous]

Passes make, make check and a full make doc,

[Anonymous]

Patch on coumntdown for March 11th.

[Anonymous]

Patch counted down, please push.

[Jonas Hahnfeld]

commit fcf14a3648b0d876b6f042fe1b00d68420115e29
Author:     Han-Wen Nienhuys <hanwen@lilypond.org>
AuthorDate: Fri Mar 6 16:47:26 2020 +0100
Commit:     Han-Wen Nienhuys <hanwen@lilypond.org>
CommitDate: Wed Mar 11 08:59:23 2020 +0100

    Run tests python/ as part of build