Update Changelog.md

Author: RustybotPrime

content/Documentation/Rusty Drone User Manual/Changelog.md

@@ -1364,4 +1364,5 @@
 - Improved particles and adjusted blast range of buster's Repulsor mode
 - Added particles to all hex loops
 - Fixed shields retracting too fast if multiple reset triggers are activated at once
-- Added a fireworks mode to the missile launchers
+- Added a fireworks mode to the missile launchers
+- Improved and adjusted fireworks