Add default to LEADER_TIMEOUT in case it's not defined (#2818)

* Add default to LEADER_TIMEOUT in case it's not defined

* Update Leader Timeout default

quantum/process_keycode/process_leader.c

@@ -18,6 +18,10 @@
 
 #include "process_leader.h"
 
+#ifndef LEADER_TIMEOUT
+  #define LEADER_TIMEOUT 300
+#endif
+
 __attribute__ ((weak))
 void leader_start(void) {}
 

quantum/process_keycode/process_leader.h

@@ -19,14 +19,13 @@
 
 #include "quantum.h"
 
+
 bool process_leader(uint16_t keycode, keyrecord_t *record);
 
 void leader_start(void);
 void leader_end(void);
 
-#ifndef LEADER_TIMEOUT
-  #define LEADER_TIMEOUT 200
-#endif
+
 #define SEQ_ONE_KEY(key) if (leader_sequence[0] == (key) && leader_sequence[1] == 0 && leader_sequence[2] == 0 && leader_sequence[3] == 0 && leader_sequence[4] == 0)
 #define SEQ_TWO_KEYS(key1, key2) if (leader_sequence[0] == (key1) && leader_sequence[1] == (key2) && leader_sequence[2] == 0 && leader_sequence[3] == 0 && leader_sequence[4] == 0)
 #define SEQ_THREE_KEYS(key1, key2, key3) if (leader_sequence[0] == (key1) && leader_sequence[1] == (key2) && leader_sequence[2] == (key3) && leader_sequence[3] == 0 && leader_sequence[4] == 0)