gopls/internal/cache: fix %q verb use with wrong type

Caught early by the improved vet check gated behind the 1.26 language
version combined with a tiplang builder that tests with 1.26 language
version.

Fixes golang/go#76547.

Change-Id: Ia23d5872f357e2ce97c22f38bca6114c04a42075
Cq-Include-Trybots: luci.golang.try:x_tools-gotip-linux-amd64-tiplang
Reviewed-on: https://go-review.googlesource.com/c/tools/+/724403
Auto-Submit: Dmitri Shuralyov <[email protected]>
LUCI-TryBot-Result: Go LUCI <[email protected]>
Reviewed-by: Dmitri Shuralyov <[email protected]>
Reviewed-by: Alan Donovan <[email protected]>

Author: dmitshur

gopls/internal/cache/check.go

@@ -1323,7 +1323,7 @@ func (b *packageHandleBuilder) evaluatePackageHandle(ctx context.Context, n *han
 			dh := b.nodes[id]
 			if dh == nil {
 				// Previous code reported an error (not a bug) here.
-				bug.Reportf("missing reachable node for %q", id)
+				bug.Reportf("missing reachable node for %v", id)
 			} else {
 				reachableNodes = append(reachableNodes, dh)
 			}