Update go.mod

Author: pellared

tools/go.mod

@@ -1,10 +1,6 @@
 module github.com/golang-templates/seed/build
 
-go 1.22.5
-toolchain go1.23.1
-
-// FIXME: temporary fix for go.opentelemetry.io/otel/exporters/otlp/internal v0.20.1
-replace go.opentelemetry.io/otel/exporters/otlp/internal v0.20.1 => go.opentelemetry.io/otel/exporters/otlp/otlpmetric v0.43.0
+go 1.23.0
 
 require (
 	github.com/client9/misspell v0.3.4