Update test/combinations.jl

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Author: mikeingold

test/combinations.jl

@@ -810,7 +810,7 @@ end
     # Geometry
     a = π
     N = 3
-    side = range(0, a, length=N)
+    side = range(0, a, length = N)
     X = repeat(side, 1, N)
     Y = repeat(side', N, 1)
     grid = StructuredGrid(X, Y)