cmd/compile: update compiler's format test (fix long test)

Change-Id: Ia546d3f0a12a3c3c291f7b6d5291193fdd47d7dd
Reviewed-on: https://go-review.googlesource.com/c/161966
Run-TryBot: Robert Griesemer <gri@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>

src/cmd/compile/fmtmap_test.go

@@ -81,6 +81,7 @@ var knownFormats = map[string]string{
 	"bool %v":                                         "",
 	"byte %08b":                                       "",
 	"byte %c":                                         "",
+	"byte %q":                                         "",
 	"byte %v":                                         "",
 	"cmd/compile/internal/arm.shift %d":               "",
 	"cmd/compile/internal/gc.Class %d":                "",
@@ -124,6 +125,7 @@ var knownFormats = map[string]string{
 	"cmd/compile/internal/ssa.relation %s":            "",
 	"cmd/compile/internal/syntax.Error %q":            "",
 	"cmd/compile/internal/syntax.Expr %#v":            "",
+	"cmd/compile/internal/syntax.LitKind %d":          "",
 	"cmd/compile/internal/syntax.Node %T":             "",
 	"cmd/compile/internal/syntax.Operator %s":         "",
 	"cmd/compile/internal/syntax.Pos %s":              "",
@@ -175,6 +177,7 @@ var knownFormats = map[string]string{
 	"reflect.Type %s":                                                      "",
 	"rune %#U":                                                             "",
 	"rune %c":                                                              "",
+	"rune %q":                                                              "",
 	"string %-*s":                                                          "",
 	"string %-16s":                                                         "",
 	"string %-6s":                                                          "",