package/go: security bump to version 1.19.4

Includes 2 security fixes following the security policy.

 - CVE-2022-41720: https://go.dev/issue/56694
 - CVE-2022-41717: https://go.dev/issue/56350

https://groups.google.com/g/golang-nuts/c/rQgaDWEvUrE
https://github.com/golang/go/issues?q=milestone%3AGo1.19.4+label%3ACherryPickApproved+

Signed-off-by: Christian Stewart <christian@paral.in>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/go/go.hash

@@ -1,3 +1,3 @@
 # From https://go.dev/dl
-sha256  18ac263e39210bcf68d85f4370e97fb1734166995a1f63fb38b4f6e07d90d212  go1.19.3.src.tar.gz
+sha256  eda74db4ac494800a3e66ee784e495bfbb9b8e535df924a8b01b1a8028b7f368  go1.19.4.src.tar.gz
 sha256  2d36597f7117c38b006835ae7f537487207d8ec407aa9d9980794b2030cbc067  LICENSE

package/go/go.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-GO_VERSION = 1.19.3
+GO_VERSION = 1.19.4
 GO_SITE = https://storage.googleapis.com/golang
 GO_SOURCE = go$(GO_VERSION).src.tar.gz