fix: y_pixel_size may be positive & console logging not really async

[jdroenner]

Here is a brief summary of what I did:

allow y_pixel_size in python GeoTransform to be positive

[coveralls]

Coverage Report for CI Build 30649535845

Coverage decreased (-0.004%) to 87.689%

Details

• Coverage decreased (-0.004%) from the base build.
• Patch coverage: 16 uncovered changes across 2 files (1 of 17 lines covered, 5.88%).
• 2 coverage regressions across 2 files.

Uncovered Changes

File	Changed	Covered	%
geoengine/services/src/bin/geoengine-server.rs	10	0	0.0%
geoengine/operators/src/bin/gdalsource_process_main.rs	6	0	0.0%
Total (3 files)	17	1	5.88%

Coverage Regressions

2 previously-covered lines in 2 files lost coverage.

File	Lines Losing Coverage	Coverage
geoengine/services/src/bin/geoengine-server.rs	1	0.0%
geoengine/services/src/datasets/external/aruna/mock_grpc_server.rs	1	83.12%

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Coverage Stats

Relevant Lines:	142619
Covered Lines:	125061
Line Coverage:	87.69%
Coverage Strength:	487476.99 hits per line

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💛 - Coveralls