go mod: Fix go version

Since the go version is 1.22 instead 1.22.0
it affects the toolchain that is tried to be fetched.
It cause IDEs, such as visual studio code to have broken indexing.

golang/go#61455 (comment)

Signed-off-by: Or Shoval <oshoval@redhat.com>

go.mod

@@ -205,4 +205,4 @@ replace (
 	sigs.k8s.io/controller-runtime => sigs.k8s.io/controller-runtime v0.6.2
 )
 
-go 1.22
+go 1.22.0