test1701 failed

### I did this

tests/data/test1701 conflicts with nghttp2 cve-2026-58055, causing the test case to fail.

CVEA-2026-58055
https://github.com/nghttp2/nghttp2/pull/2769
https://github.com/nghttp2/nghttp2/commit/ab28105c

### I expected the following

test successful.

### curl/libcurl version

curl 8.21.0

### operating system

fedora fc45