Remove extra AttributedStringProtocol.range(of:) overload #119

Job	Run time
Test / Linux (nightly-main - jammy)	11m 12s
Test / Windows (nightly-main - windows-2019)	21m 0s
Test / macOS (Xcode ${{ matrix.xcode_version }} - ${{ matrix.os_version }} - ${{ matrix.arch }})	0s
Soundness / Broken symlinks check	3s
Soundness / Documentation check	0s
Soundness / API breakage check	0s
Soundness / Format check	0s
Soundness / License headers check	0s
Soundness / Python lint check	6s
Soundness / Shell check	33s
Soundness / Unacceptable language check	0s
Soundness / YAML lint check	5s
	32m 59s

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