Increase default MAX_CLIENTS value from 10 to 100 clients

It is almost 2024 after all. :-)

src/sbbs3/ftpsrvr.h

@@ -29,7 +29,7 @@ typedef struct {
 	STARTUP_COMMON_ELEMENTS
 	uint16_t	port;
 	uint16_t	max_clients;
-#define FTP_DEFAULT_MAX_CLIENTS		10
+#define FTP_DEFAULT_MAX_CLIENTS		100
 	uint16_t	max_inactivity;
 #define FTP_DEFAULT_MAX_INACTIVITY	300
 	uint16_t	qwk_timeout;

src/sbbs3/mailsrvr.h

@@ -34,7 +34,7 @@ typedef struct {
 	uint16_t	submission_port;
 	uint16_t	submissions_port;
 	uint16_t	max_clients;
-#define MAIL_DEFAULT_MAX_CLIENTS			10
+#define MAIL_DEFAULT_MAX_CLIENTS			100
 	uint16_t	max_inactivity;
 #define MAIL_DEFAULT_MAX_INACTIVITY			120
 	uint16_t	max_delivery_attempts;