docs: Fix typo in parameter name 'diffference_function' (#354)

* docs: Fix typo in parameter name 'diffference_function'

* Bump version from 3.5.1 to 3.5.2

Author: oameye

Project.toml

@@ -1,7 +1,7 @@
 name = "ChaosTools"
 uuid = "608a59af-f2a3-5ad4-90b4-758bdf3122a7"
 repo = "https://github.com/JuliaDynamics/ChaosTools.jl.git"
-version = "3.5.1"
+version = "3.5.2"
 
 [deps]
 Combinatorics = "861a8166-3701-5b0c-9a16-15d98fcdc6aa"

src/periodicity/yin.jl

@@ -14,7 +14,7 @@ The signal `sig` is a vector of points uniformly sampled at a rate `sr`.
 * `f0_max`: Maximum fundamental frequency that can be detected [linear frequency]
 * `harmonic_threshold`: Threshold of detection. The algorithm returns the first minimum of
   the CMNDF function below this threshold.
-* `diffference_function`: The difference function to be used (by default
+* `difference_function`: The difference function to be used (by default
   `ChaosTools.difference_function_original`).
 
 ## Description
@@ -170,4 +170,4 @@ function local_minima(x)
     x2 = @view x[2:end - 1]
     x3 = @view x[3:end]
     collect(1:length(x2))[x1 .> x2 .< x3] .+ 1
-end
+end