_content/blog/: fix typo

Assuming 'though' should be 'through'

Change-Id: I33e3e86ee84510f771395cce62cb9ce18d5dcebe
Reviewed-on: https://go-review.googlesource.com/c/website/+/350289
Reviewed-by: Filippo Valsorda <filippo@golang.org>
Run-TryBot: Filippo Valsorda <filippo@golang.org>
TryBot-Result: Go Bot <gobot@golang.org>
Trust: Ian Lance Taylor <iant@golang.org>
Website-Publish: Russ Cox <rsc@golang.org>
diff --git a/go.dev/_content/blog/tls-cipher-suites.md b/go.dev/_content/blog/tls-cipher-suites.md
index 4a20065..de7b357 100644
--- a/go.dev/_content/blog/tls-cipher-suites.md
+++ b/go.dev/_content/blog/tls-cipher-suites.md
@@ -105,7 +105,7 @@
 but ten years ago it was not standard practice.
 Changing configuration was seen as a much more rapid option to respond to
 vulnerable cipher suites,
-so the operator, though configuration, was put fully in charge of them.
+so the operator, through configuration, was put fully in charge of them.
 We now have the opposite problem: there are fully patched and updated servers
 that still behave weirdly,
 suboptimally, or insecurely, because their configurations haven't been touched in years.