ui: fix transfer display (remove extra space) #235

Job	Run time
msvc (Debug)	4m 7s
openapi-validate	16s
formatting	42s
msvc (Release)	4m 2s
ui	32s
macos (macos-x86_64, On)	8m 34s
linux (linux-amd64-release, linux-amd64)	1m 3s
linux (clang-tidy)	2m 11s
macos (macos-arm64)	8m 19s
linux (linux-sanitizer)	1m 49s
linux (linux-debug, valgrind --suppressions=tools/suppress.txt --leak-check=full --error-exitcode=1)	4m 16s
docker	22s
	36m 13s

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