switch build from jdk18 to jdk18u (#2879)

Author: gdams

.github/workflows/build.yml

@@ -19,7 +19,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [linux]
-        version: [jdk8u, jdk11u, jdk17u, jdk18, jdk]
+        version: [jdk8u, jdk11u, jdk17u, jdk18u, jdk]
         vm: [hotspot]
         image: [adoptopenjdk/centos7_build_image]
         include:
@@ -32,7 +32,7 @@ jobs:
             vm: hotspot
             image: adoptopenjdk/alpine3_build_image
           - os: alpine-linux
-            version: jdk18
+            version: jdk18u
             vm: hotspot
             image: adoptopenjdk/alpine3_build_image
           - os: alpine-linux

sbin/NOTICE.template

@@ -43,6 +43,7 @@ relevant to this content:
  * https://github.com/adoptium/jdk11u
  * https://github.com/adoptium/jdk16u
  * https://github.com/adoptium/jdk17u
+ * https://github.com/adoptium/jdk18u
  * and so on
 
 ## Third-party Content

sbin/common/constants.sh

@@ -25,7 +25,7 @@ export JDK14_VERSION="jdk14u";
 export JDK15_VERSION="jdk15u";
 export JDK16_VERSION="jdk16u";
 export JDK17_VERSION="jdk17u";
-export JDK18_VERSION="jdk18";
+export JDK18_VERSION="jdk18u";
 export JDKHEAD_VERSION="jdk";
 
 export JDK8_CORE_VERSION="jdk8";