Update many 1v1 maps

CMBW-maps/melee/1v1/Class 1 - Empire/Changelog - Empire-class.md

@@ -6,19 +6,23 @@ Empire-class maps are used in premiere 1 vs 1 tournaments. They are balanced aro
 This document logs changes to Empire-class maps. The current map listing always resides below this notice, followed by changes to the individual maps. Changes are listed from newest to oldest.
 
 ## Empire-class maps - 26 February 2025
-- (2)Apollo 1.3 by Btyb
+- (2)Apollo 1.5 by Btyb
 - (2)Demilune 1.5 by JujiK
-- (2)Dyadic Shore 3.0 by Btyb
-- (2)Frosted Forest 1.1 by Btyb
+- (2)Dyadic Shore 3.1 by Btyb
+- (2)Frosted Forest 1.2 by Btyb
 - (2)Genesis Y 1.5 by Btyb
 - (2)Germination 3.3 by Btyb
 - (2)Near Impact 1.1 by JujiK
-- (2)Serenity 1.1 by Btyb & JujiK
+- (2)Radium 1.5 by Btyb
+- (2)Serenity 1.3 by Btyb & JujiK
 - (4)Blackwater Bastion 1.3 by Btyb
 - (4)Checkstealer 1.1 by Pr0nogo
 - (4)Paradise 1.4 by Btyb
 - (4)Tesseract 1.1 by Pr0nogo
 
+## Apollo 1.5, Dyadic Shore 3.1, Frosted Forest 1.2, Radium 1.5, Serenity 1.3
+- Various visual improvements and updates
+
 ## Demilune 1.5 -- 29 March 2025
 - Expand terrain in bottom left / top right expansion to prevent trapped workers (r. Krankendau)