fix link for BVP tutorial

Author: ErikQQY

docs/src/overview.md

@@ -38,7 +38,7 @@ SciML workflows.
 | Nonlinear Optimization                                                                                  | [Optimization](https://docs.sciml.ai/Optimization/stable/)                                                                                                                          |
 | Other Optimization (linear, quadratic, convex, etc.)                                                    | [JuMP\*](https://github.com/jump-dev/JuMP.jl)                                                                                                                           |
 | [Initial-value problem](https://docs.sciml.ai/DiffEqDocs/latest/getting_started/)              | [DifferentialEquations](https://docs.sciml.ai/DiffEqDocs/stable/)                                                                                                                |
-| [Boundary-value problem](https://diffeq.sciml.ai/latest/tutorials/bvp_example/#Boundary-Value-Problems) | [DifferentialEquations](https://docs.sciml.ai/DifferenceEquations/stable/)                                                                                                                |
+| [Boundary-value problem](https://docs.sciml.ai/DiffEqDocs/latest/tutorials/bvp_example/) | [DifferentialEquations](https://docs.sciml.ai/DifferenceEquations/stable/)                                                                                                                |
 | Continuous-Time Markov Chains (Poisson Jumps), Jump Diffusions                                          | [JumpProcesses](https://docs.sciml.ai/JumpProcesses/stable/)                                                                                                              |
 | Finite differences                                                                                      | [FiniteDifferences\*](https://juliadiff.org/FiniteDifferences.jl/latest/), [FiniteDiff\*](https://github.com/JuliaDiff/FiniteDiff.jl)                                   |
 | Automatic Differentiation                                                                               | [ForwardDiff\*](https://github.com/JuliaDiff/ForwardDiff.jl), [Enzyme\*](https://github.com/EnzymeAD/Enzyme.jl), [DiffEqSensitivity](https://docs.sciml.ai/SciMLSensitivity/stable/) |