[openstreetmap/openstreetmap-website] Prevent exceptions while reversing directions (#2521)

[Holger Jeromin]

@HolgerJeromin pushed 1 commit.

c094cc193346d2e174d35517c2b38c96e6614457  further linting stuff


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View it on GitHub:
https://github.com/openstreetmap/openstreetmap-website/pull/2521/files/f9ab67577f765fc0ed85e4551872ef4d1b0a232c..c094cc193346d2e174d35517c2b38c96e6614457
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