Update Instance.yaml to fix name regex (#10777) (#18244)

[upstream:71244aa6a0992800eeca7f98e674d6fbc548e2b8]

Signed-off-by: Modular Magician <[email protected]>

Author: modular-magician

google/services/looker/resource_looker_instance.go

@@ -60,7 +60,7 @@ func ResourceLookerInstance() *schema.Resource {
 				Type:         schema.TypeString,
 				Required:     true,
 				ForceNew:     true,
-				ValidateFunc: verify.ValidateRegexp(`^[a-z][a-z0-9-]{0,39}[a-z0-9]$`),
+				ValidateFunc: verify.ValidateRegexp(`^[a-z][a-z0-9-]{0,61}[a-z0-9]$`),
 				Description:  `The ID of the instance or a fully qualified identifier for the instance.`,
 			},
 			"admin_settings": {