feat: `NonlinearSolveBase` + `BracketingNonlinearSolve` + `SimpleNonlinearSolve` #41

Job	Run time
test (min, ubuntu-latest, core)	1m 30s
test (min, ubuntu-latest, adjoint)	1m 29s
test (min, macos-latest, core)	20s
test (min, macos-latest, adjoint)	32s
test (min, windows-latest, core)	1m 54s
test (min, windows-latest, adjoint)	1m 55s
test (1, ubuntu-latest, core)	1m 56s
test (1, ubuntu-latest, adjoint)	1m 56s
test (1, macos-latest, core)	1m 29s
test (1, macos-latest, adjoint)	52s
test (1, windows-latest, core)	1m 56s
test (1, windows-latest, adjoint)	1m 56s
	17m 45s

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