code cleanup: remove unused FLAG_HYPHENATED and related code.

The flag is never set anywhere so the if-clause will always evaluate to false.

src/libespeak-ng/dictionary.c

@@ -2706,10 +2706,6 @@ static const char *LookupDict2(Translator *tr, const char *word, const char *wor
 			}
 		}
 
-		if (dictionary_flags2 & FLAG_HYPHENATED) {
-			if (!(wflags & FLAG_HYPHEN_AFTER))
-				continue;
-		}
 		if (dictionary_flags2 & FLAG_CAPITAL) {
 			if (!(wflags & FLAG_FIRST_UPPER))
 				continue;

src/libespeak-ng/translate.h

@@ -92,7 +92,6 @@ extern "C"
 #define FLAG_CAPITAL         0x200 // pronunciation if initial letter is upper case
 #define FLAG_ALLCAPS         0x400 // only if the word is all capitals
 #define FLAG_ACCENT          0x800 // character name is base-character name + accent name
-#define FLAG_HYPHENATED     0x1000 // multiple-words, but needs hyphen between parts 1 and 2
 #define FLAG_SENTENCE       0x2000 // only if the clause is a sentence
 #define FLAG_ONLY           0x4000
 #define FLAG_ONLY_S         0x8000