Remove dead code in pg_tde_defs.c

contrib/pg_tde/src/include/pg_tde_defs.h

@@ -8,9 +8,6 @@
 #ifndef PG_TDE_DEFS_H
 #define PG_TDE_DEFS_H
 
-
 extern const char *pg_tde_package_string(void);
-extern const char *pg_tde_package_name(void);
-extern const char *pg_tde_package_version(void);
 
 #endif							/* PG_TDE_DEFS_H */

contrib/pg_tde/src/pg_tde_defs.c

@@ -23,14 +23,3 @@ pg_tde_package_string(void)
 {
 	return PACKAGE_STRING;
 }
-
-const char *
-pg_tde_package_name(void)
-{
-	return PACKAGE_NAME;
-}
-const char *
-pg_tde_package_version(void)
-{
-	return PACKAGE_VERSION;
-}