Fix go.mod filev1.0.1

The go tool under Debian reported that the version of the tool should be
specified only with major and minor version number but not patch
version.

1 files changed, 1 insertions, 1 deletions

diff --git a/go.mod b/go.mod
index b879947..ee1bc20 100644
--- a/go.mod
+++ b/go.mod
@@ -1,3 +1,3 @@
 module xengineering.eu/optional-go
 
-go 1.23.2
+go 1.23