fix(deps): update module golang.org/x/sync to v0.19.0

Author: renovate[bot]

go/go.mod

@@ -1,9 +1,9 @@
 module github.com/another-rex/osv.dev/go
 
-go 1.23.7
+go 1.24.0
 
 require (
 	github.com/google/go-cmp v0.7.0
 	github.com/ossf/osv-schema/bindings/go v0.0.0-20250318011049-e4c58d9a4a9e
-	golang.org/x/sync v0.12.0
+	golang.org/x/sync v0.19.0
 )

go/go.sum

@@ -2,5 +2,5 @@ github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
 github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
 github.com/ossf/osv-schema/bindings/go v0.0.0-20250318011049-e4c58d9a4a9e h1:v/bSQI7UNOcg2i6iEtVKSQNSckOxutSrt8aYEHQobLU=
 github.com/ossf/osv-schema/bindings/go v0.0.0-20250318011049-e4c58d9a4a9e/go.mod h1:lILztSxHU7VsdlYqCnwgxSDBhbXMf7iEQWtldJCDXPo=
-golang.org/x/sync v0.12.0 h1:MHc5BpPuC30uJk597Ri8TV3CNZcTLu6B6z4lJy+g6Jw=
-golang.org/x/sync v0.12.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
+golang.org/x/sync v0.19.0 h1:vV+1eWNmZ5geRlYjzm2adRgW2/mcpevXNg50YZtPCE4=
+golang.org/x/sync v0.19.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=