fix PythonBufferErrorCode issue

[ShigekiKarita]

No description provided.

[ShigekiKarita]

without this fix, cannot_create_f_contiguous_buffer is not found because it lacks of typeof(return). under

mir-algorithm/source/mir/ndslice/connect/cpython.d

Line 154 in ba7ad3d

static if (kind == Contiguous)

dub test --build=unittest-cov                                                                                                                                 
Generating test runner configuration 'mir-algorithm-test-default' for 'default' (library).                                                                                                                      
Excluding package.d file from test due to https://issues.dlang.org/show_bug.cgi?id=11847                                                                                                                        
Excluding package.d file from test due to https://issues.dlang.org/show_bug.cgi?id=11847                                                                                                                        
Excluding package.d file from test due to https://issues.dlang.org/show_bug.cgi?id=11847                                                                                                                        
Excluding package.d file from test due to https://issues.dlang.org/show_bug.cgi?id=11847                                                                                                                        
Performing "unittest-cov" build using /home/skarita/dlang/dmd-2.083.0/linux/bin64/dmd for x86_64.                                                                                                               
mir-core 0.0.11: target for configuration "library" is up to date.                                                                                                                                              
mir-algorithm 0.6.13+commit.306.ga6fb479: building configuration "mir-algorithm-test-default"...                                                                                                                
Warning: multivariate cubic spline with derivatives was not tested!!!                                                                                                                                           
Warning: multivariate cubic spline with derivatives was not tested!!!                                                                                                                                           
source/mir/ndslice/connect/cpython.d(163,28): Error: undefined identifier cannot_create_f_contiguous_buffer                                                                                                     
source/mir/ndslice/connect/cpython.d(229,46): Error: template instance `mir.ndslice.connect.cpython.toPythonBuffer!(double, 2LU, cast(mir_slice_kind)2)` error instantiating                                    
source/mir/ndslice/connect/cpython.d(244,20):        instantiated from here: bar!cast(mir_slice_kind)2  

[codecov-io]

Codecov Report

Merging #159 into master will decrease coverage by 0.03%.
The diff coverage is 75%.

@@            Coverage Diff             @@
##           master     #159      +/-   ##
==========================================
- Coverage   92.65%   92.61%   -0.04%     
==========================================
  Files          34       34              
  Lines        7175     7180       +5     
==========================================
+ Hits         6648     6650       +2     
- Misses        527      530       +3

Impacted Files	Coverage Δ
source/mir/ndslice/connect/cpython.d	5.63% <75%> (+2.6%)	⬆️

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[9il]

Thanks!

[9il]

v3.1.9