_content/doc/go1.27: remove unnecessary TODOs

CL 777220 and CL 747160 both just update old proposals. And
CL 777220 already has its own release notes in crypto/tls section.

Change-Id: Id9576e7d1ed1d8520bd7bc420a11e475981ec146
Reviewed-on: https://go-review.googlesource.com/c/website/+/790120
LUCI-TryBot-Result: golang-scoped@luci-project-accounts.iam.gserviceaccount.com <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>

_content/doc/go1.27.md

diff --git a/_content/doc/go1.27.md b/_content/doc/go1.27.md
index 662cc07..d486e82 100644
--- a/_content/doc/go1.27.md
+++ b/_content/doc/go1.27.md
@@ -593,25 +593,3 @@
 For programs that have cgo options, if a static, pure-Go binary
 is needed, one can set the environment variable `CGO_ENABLED=0`
 when running `go build`.
-
-## TODO
-
-Please convert these into documentation in the right places.
-Some of them may not need any documentation or may be false
-positives from automation.
-
-### TODO: accepted proposal [/issue/69985](/issue/69985) (from [/cl/777220](/cl/777220))
-
-- `crypto/tls: add X25519MLKEM768 and use by default; remove x25519Kyber768Draft00`
-- `crypto/tls: let Config.CurvePreferences override GODEBUG options`
-
-### TODO: accepted proposal [/issue/71206](/issue/71206) (from [/cl/777220](/cl/777220))
-
-- `crypto/tls: add support for NIST curve based ML-KEM hybrids`
-- `crypto/tls: let Config.CurvePreferences override GODEBUG options`
-
-### TODO: accepted proposal [/issue/75154](/issue/75154) (from [/cl/747160](/cl/747160))
-
-- `crypto/sha3: make the zero value of SHA3 useable`
-- `crypto/sha3: ensure unwrapped *sha3.Digest are usable`
-