Corrects skill modifier base level requirement (#4684)

* Fixes #4666.
* Corrects the skill bonus modifier to include base level 100.
Thanks to @SeravySensei!

src/config/const.hpp

@@ -72,14 +72,14 @@
 /* Renewal's dmg level modifier, used as a macro for a easy way to turn off. */
 #ifdef RENEWAL_LVDMG
 	#define RE_LVL_DMOD(val) \
-		if( status_get_lv(src) > 100 && val > 0 ) \
+		if( status_get_lv(src) > 99 && val > 0 ) \
 			skillratio = skillratio * status_get_lv(src) / val;
 	#define RE_LVL_MDMOD(val) \
-		if( status_get_lv(src) > 100 && val > 0) \
+		if( status_get_lv(src) > 99 && val > 0) \
 			md.damage = md.damage * status_get_lv(src) / val;
 	/* ranger traps special */
 	#define RE_LVL_TMDMOD() \
-		if( status_get_lv(src) > 100 ) \
+		if( status_get_lv(src) > 99 ) \
 			md.damage = md.damage * 150 / 100 + md.damage * status_get_lv(src) / 100;
 #else
 	#define RE_LVL_DMOD(val)