chore: Helix Bridge 3.18.0 changelog.

Changelog.md

@@ -3,6 +3,13 @@
 Changelog [format](http://keepachangelog.com/en/1.0.0/)
 
 
+## Helix Bridge 3.18.0
+
+### Changed
+* BRIDGE-309: Revised update logic and structure.
+* BRIDGE-154: Added access token to expiry refresh request.
+
+
 ## Grunwald Bridge 3.17.0
 
 ### Added

Makefile

@@ -12,7 +12,7 @@ ROOT_DIR:=$(realpath .)
 .PHONY: build build-gui build-nogui build-launcher versioner hasher
 
 # Keep version hardcoded so app build works also without Git repository.
-BRIDGE_APP_VERSION?=3.17.0+git
+BRIDGE_APP_VERSION?=3.18.0+git
 APP_VERSION:=${BRIDGE_APP_VERSION}
 APP_FULL_NAME:=Proton Mail Bridge
 APP_VENDOR:=Proton AG