cosmetic

Author: ocots

docs/src/manual-solve-gpu.md

@@ -39,7 +39,7 @@ Computation on GPU is currently only tested with CUDA, and the associated backen
 sol = solve(ocp, :exa, :madnlp; exa_backend=CUDABackend())
 ```
 
-```julia
+```
 ▫ This is OptimalControl version v1.1.0 running with: direct, exa, madnlp.
 
 ▫ The optimal control problem is solved with CTDirect version v0.16.0.