design/40307-fuzzing.md: remove TODO

Change-Id: Ic288026cdfdc689bc4b6d517ef6f88678229f6a9
Reviewed-on: https://go-review.googlesource.com/c/proposal/+/244039
Reviewed-by: Katie Hockman <katie@golang.org>
diff --git a/design/40307-fuzzing.md b/design/40307-fuzzing.md
index cb0ad6d..bfa92dd 100644
--- a/design/40307-fuzzing.md
+++ b/design/40307-fuzzing.md
@@ -146,7 +146,6 @@
 repository, led by Katie Hockman, with contributions from other members of the
 Go team and members of the community as appropriate.
 
-
 ### Overview
 
 The **fuzz target** is a `FuzzX` function in a test file. Each fuzz target has
@@ -313,8 +312,6 @@
 These can also be more clear for the developer when they break the build when
 something changes.
 
-Then maybe also a sentence about how running the seed corpus with `go test` prevents rotting, and is reproducible and cacheable.
-
 ### Fuzzing Engine and Mutator
 
 A new **coverage-guided fuzzing engine**, written in Go, will be built.