go/pointer: remove replace directive

This makes it so that 'go install golang.org/x/tools/go/pointer@latest'
will continue to work. ('go install pkg@version' does not allow
replace directives.)

Updates golang/go#59676

Change-Id: I7dcb95a5730bd68d42a5873f9f9cec6bef773205
Reviewed-on: https://go-review.googlesource.com/c/tools/+/499756
gopls-CI: kokoro <noreply+kokoro@google.com>
Run-TryBot: Alan Donovan <adonovan@google.com>
Reviewed-by: Robert Findley <rfindley@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
diff --git a/go/pointer/go.mod b/go/pointer/go.mod
index f2d9be9..168aa25 100644
--- a/go/pointer/go.mod
+++ b/go/pointer/go.mod
@@ -2,11 +2,9 @@
 
 go 1.18 // tagx:compat 1.16
 
+require golang.org/x/sys v0.8.0
+
 require (
-	golang.org/x/sys v0.8.0
-	golang.org/x/tools v0.9.2
+	golang.org/x/mod v0.10.0 // indirect
+	golang.org/x/tools v0.9.2-0.20230531220058-a260315e300a
 )
-
-require golang.org/x/mod v0.10.0 // indirect
-
-replace golang.org/x/tools => ../../
diff --git a/go/pointer/go.sum b/go/pointer/go.sum
index 7d386a8..c7c351d 100644
--- a/go/pointer/go.sum
+++ b/go/pointer/go.sum
@@ -3,3 +3,5 @@
 golang.org/x/sync v0.2.0 h1:PUR+T4wwASmuSTYdKjYHI5TD22Wy5ogLU5qZCOLxBrI=
 golang.org/x/sys v0.8.0 h1:EBmGv8NaZBZTWvrbjNoL6HVt+IVy3QDQpJs7VRIw3tU=
 golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/tools v0.9.2-0.20230531220058-a260315e300a h1:rym71QNKHeCt6OA9UbKSr3jmBnbRNACMDLX5zI18ZOk=
+golang.org/x/tools v0.9.2-0.20230531220058-a260315e300a/go.mod h1:owI94Op576fPu3cIGQeHs3joujW/2Oc6MtlxbF5dfNc=