Tests (e.g., test_colors_spaces-lab) fail on armhf / arm64 Ubuntu 24.10
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#### Summary:
2 tests fail on Ubuntu 24.10 on armhf, 7 tests fail on arm64. On amd64 all is fine.
#### Steps to reproduce:
Daily build of Inkscape 1.5 on Ubuntu 24.10:
https://code.launchpad.net/~inkscape.dev/+recipe/inkscape-trunk-daily
#### What happened?
Build failure
- armhf: 2 tests fail https://launchpadlibrarian.net/778068180/buildlog_ubuntu-oracular-armhf.inkscape_1%3A1.5.0+202502212137+7b9920420a~ubuntu24.10.1_BUILDING.txt.gz
- arm64: 7 tests fail https://launchpadlibrarian.net/778068885/buildlog_ubuntu-oracular-arm64.inkscape_1%3A1.5.0+202502212137+7b9920420a~ubuntu24.10.1_BUILDING.txt.gz
armhf:
```
20: [ RUN ] ColorsSpacesLAB/fromString.hasRGBA/1
20: ./testfiles/src/colors/spaces-testbase.h:86: Failure
20: Expected equality of these values:
20: Hex(color->toRGBA(true))
20: Which is: 0x00e300ff'
20: Hex(test.rgba)
20: Which is: 0x4ce3d9ff'
20: Google Test trace:
20: ./testfiles/src/colors/spaces-lab-test.cpp:21:
20:
20: [ FAILED ] ColorsSpacesLAB/fromString.hasRGBA/1, where GetParam() = 'lab(75 -125 125)' (0 ms)
...
The following tests FAILED:
20 - test_colors_spaces-lab (Failed)
29 - test_colors_spaces-xyz (Failed)
```
arm64:
```
The following tests FAILED:
20 - test_colors_spaces-lab (Failed)
29 - test_colors_spaces-xyz (Failed)
61 - test_geom-pathstroke (Failed)
72 - test_lpe (Failed)
74 - test_lpe64 (Failed)
385 - cli_pdfinput-font-spacing_check_output (Failed)
387 - cli_pdfinput-font-style_check_output (Failed)
```
#### What should have happened?
Correct build
#### Version info
* Source Package: inkscape
* Version: 1:1.5.0+202502212137+7b9920420a~ubuntu24.10.1
* Architecture: armhf / arm64
* Archive: ~inkscape.dev/ubuntu/trunk
issue