dev-lang/go: Update go to 1.20.4

BUG=b/283925627,b/283928011,b/283927361
TEST=http://sponge2/3c76f271-b440-4709-89a4-573202938b0d
RELEASE_NOTE=Updated dev-lang/go to 1.20.4. This fixes CVE-2023-24539
CVE-2023-24540, and CVE-2023-29400.

cos-patch: security-high
Change-Id: I96223f8420a69b0440b7656ac1ecdc0925c75711
Reviewed-on: https://cos-review.googlesource.com/c/third_party/overlays/chromiumos-overlay/+/50070
Reviewed-by: Vaibhav Rustagi <vaibhavrustagi@google.com>
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
diff --git a/dev-lang/go/Manifest b/dev-lang/go/Manifest
index 1cccd9a..e9ee1d2 100644
--- a/dev-lang/go/Manifest
+++ b/dev-lang/go/Manifest
@@ -1,2 +1,2 @@
 DIST go1.17.13-bootstrap-20230206.tar.gz 22206518 BLAKE2B b227e5197c6466e7dc4594646a6b5f7e2f5e8bc0d44b8ab45b488f5249eb64ff736fccf0e0070d6685a08361e1b3dd1a2ee7050df6395bec519a7ae7dca78630 SHA512 2820bdd679fdb5e37d4c601b26c246bab23d4e8e1b226ac37c38e90a68b693e877bff944275eb25e3296ee772e7b40ef7d71dd49cca524df4cb8e721bfb50c33
-DIST go1.20.3.src.tar.gz 26184364 BLAKE2B faa9cf8c141d013955d3582d5cf1a43ac0d89c2a7ceb7ab00e10aeacedc3bf1c324d62cd17dc6299057cc9acd347ec7672c7f9acafc1b926855d953ef2bac8d6 SHA512 47ebb3925956a3facef9e5e6f4efec3058e55632020ea247844c55b160d23e2be3880ea24dec2f73382a7c7858259896cbb7de1bb764c481c176bed479676029
+DIST go1.20.4.src.tar.gz 26185429 BLAKE2B 74ddecc43d53ae9ba9429ec7797061d96b114e24c7cd3bd60546c1161362ad449dadfa3ab53a0783737a4cb36e6724b66977ed554e7f724c8bfe2f3a083b02c7 SHA512 43898325bab48c24e533f360a2c7de356a8a56946602e727b5bcd4a62ff4f64fd750e2650032f7e0525b0699e40e506d79446e16838f097e6bdc2a16f10d81be
diff --git a/dev-lang/go/go-1.20.3-r1.ebuild b/dev-lang/go/go-1.20.3-r1.ebuild
deleted file mode 120000
index 96b2e48..0000000
--- a/dev-lang/go/go-1.20.3-r1.ebuild
+++ /dev/null
@@ -1 +0,0 @@
-go-1.20.3.ebuild
\ No newline at end of file
diff --git a/dev-lang/go/go-1.20.4-r1.ebuild b/dev-lang/go/go-1.20.4-r1.ebuild
new file mode 120000
index 0000000..eeb75e4
--- /dev/null
+++ b/dev-lang/go/go-1.20.4-r1.ebuild
@@ -0,0 +1 @@
+go-1.20.4.ebuild
\ No newline at end of file
diff --git a/dev-lang/go/go-1.20.3.ebuild b/dev-lang/go/go-1.20.4.ebuild
similarity index 100%
rename from dev-lang/go/go-1.20.3.ebuild
rename to dev-lang/go/go-1.20.4.ebuild