special/exp.jl: fix broken jldoctest block (#39610)

anaveragehuman · web-flow · commit 99f98dd36b0a · 2021-02-11T12:06:50.000+01:00
This was introduced in 0097bdd.
diff --git a/base/special/exp.jl b/base/special/exp.jl
@@ -270,6 +270,7 @@ Compute the natural base exponential of `x`, in other words ``e^x``.
 ```jldoctest
 julia> exp(1.0)
 2.718281828459045
+```
 """ exp(x::Real)
 
 
