Shape builder tool does not detect the interior region

<!-- See our full bug reporting guidelines at https://inkscape.org/contribute/report-bugs/ Writing a good bug report will ensure we'll be able to help efficiently. 🙂 --> #### Summary: <!-- Summarize the issue/suggestion concisely: --> The shape builder tool does not detect the interior triangular region unless the exterior path is resized. #### Steps to reproduce: <!-- Describe what you did (step-by-step) so we can reproduce: --> - Open the attached file - Follow the recording here:  #### What happened? The triangular region is not detected. #### What should have happened? It should detect the interior region ## Sample attachments: [shapebuilder.zip](/uploads/ae525f8797c3629e1fb70cce3bbd3fe1/shapebuilder.zip)  #### Version info <!-- Open 'Help > About' and click on the little bug icon in the bottom right corner that copies the debug information to your clipboard. For command line users, run 'inkscape --debug-info'. For Inkscape 1.0.2 and older, please manually add the Inkscape Version and Operating System Version. The Inkscape version is listed in the About dialog. For command line users, run 'inkscape -V' Paste the information in the empty space between the apostrophes below: --> ``` Inkscape 1.4-dev (91bc5da, 2023-07-19, custom) GLib version: 2.76.3 GTK version: 3.24.38 glibmm version: 2.66.6 gtkmm version: 3.24.7 libxml2 version: 2.10.4 libxslt version: 1.1.38 Cairo version: 1.17.8 Pango version: 1.50.14 HarfBuzz version: 7.3.0 OS version: Windows 11 22H2 ``` <!-- ❤️ Thank you for filling in a new bug report, we appreciate the help! ❤️ Please be patient while we try to find the time to look into your issue. Remember that Inkscape is developed by volunteers in their spare time, we'll try our best to respond to all reports. --> <!-- Please be careful when/after writing # for example in logs, code, or versions of linux - use inline code span - single backticks (`) before and after it, like this - `#1618` - use multi-line code block - triple backticks (```) to fence/enclose console logs - attach long logs as a text file. -->

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