Apply ruff/flake8-implicit-str-concat rule ISC001 (#2049) #7

Job	Run time
tests (ubuntu, 3.10, false, false) / tests	58s
tests (macos, 3.10, true, false) / tests	1m 30s
tests (windows, 3.11, true, true) / tests	1m 33s
tests (ubuntu, pypy3.10, false, false) / tests	1m 44s
	5m 45s

Provide feedback