refactor: small cleanups to worker_timeout

Author: MilesCranmer

src/Configure.jl

@@ -368,7 +368,7 @@ function configure_workers(;
     procs::Union{Vector{Int},Nothing},
     numprocs::Int,
     addprocs_function::Function,
-    worker_timeout::Union{Float64,Nothing},
+    worker_timeout::Float64,
     options::AbstractOptions,
     @nospecialize(worker_imports::Union{Vector{Symbol},Nothing}),
     project_path,

src/SymbolicRegression.jl

@@ -413,8 +413,7 @@ which is useful for debugging and profiling.
     out-of-memory errors. By default, this is set to `Sys.free_memory() / numprocs`.
 - `worker_timeout::Union{Real,Nothing}=nothing`: Timeout in seconds for worker processes
     to establish connection with the master process. If `JULIA_WORKER_TIMEOUT` is already set,
-    that value is used. Otherwise defaults to `max(60, numprocs^2)`. When explicitly provided,
-    this temporarily overrides `JULIA_WORKER_TIMEOUT` only during worker creation.
+    that value is used. Otherwise defaults to `max(60, numprocs^2)`.
 - `worker_imports::Union{Vector{Symbol},Nothing}=nothing`: If you want to import
     additional modules on each worker, pass them here as a vector of symbols.
     By default some of the extensions will automatically be loaded when needed.