update dependencies

vendor/github.com/kballard/go-shellquote/quote.go

@@ -84,8 +84,8 @@ quote:
 				inQuote = true
 			}
 			buf.WriteString(word[0:i])
-			word = word[i+1:]
 		}
+		word = word[i+1:]
 		if inQuote {
 			buf.WriteByte('\'')
 			inQuote = false

vendor/github.com/kballard/go-shellquote/quote_test.go

@@ -27,4 +27,5 @@ var simpleJoinTest = []struct {
 	{[]string{"one", "", "three"}, "one '' three"},
 	{[]string{"some(parentheses)"}, "some\\(parentheses\\)"},
 	{[]string{"$some_ot~her_)spe!cial_*_characters"}, "\\$some_ot~her_\\)spe\\!cial_\\*_characters"},
+	{[]string{"' "}, "\\'' '"},
 }