gofmt: normalize internal/localapi (whitespace only)

Swept up by gofmt -w on the package while adding the guest-power observable. No
semantic change; 3 of 5 files are tests.

internal/localapi/netverifyjob_test.go

@@ -148,8 +148,8 @@ func TestNetVerify_TruthTable(t *testing.T) {
 	t.Run("ReadDir ok but NOT mounted = FAILED (empty-dir false positive guard)", func(t *testing.T) {
 		n := &fakeNetOps{}
 		srv := newVerifyServer(t, n, t.TempDir(), verifySeams{
-			trigger: func(string) error { return nil },        // the read "worked" (empty dir)
-			mounted: func(string) bool { return false },       // …but no nfs4/cifs in /proc/mounts
+			trigger: func(string) error { return nil },  // the read "worked" (empty dir)
+			mounted: func(string) bool { return false }, // …but no nfs4/cifs in /proc/mounts
 			journal: func(context.Context, string) (string, error) { return "", nil },
 		})
 		h := srv.Handler()