golang: v↑ go1.17 (1.17.6 -> 1.17.13)

 Going from 1.17.6 to 1.17.13 gives us security and bug fixes.
 See at official changelog for details:
    https://go.dev/doc/devel/release#go1.17.minor

Passed tests: https://erp5js.nexedi.net/#/test_result_module/20221219-8E2857F

/reviewed at nexedi/slapos!1304
/reviewed-by @kirr

component/golang/buildout.cfg

@@ -74,8 +74,8 @@ environment-extra =
 
 [golang1.17]
 <= golang-common
-url = https://golang.org/dl/go1.17.6.src.tar.gz
-md5sum = dc57f93f323e9f8189e5ffc1f223e346
+url = https://golang.org/dl/go1.17.13.src.tar.gz
+md5sum = 4476707f05cf6915ec1173038dc357a9
 
 # go1.17 needs go1.4 to bootstrap
 environment-extra =