Revert "Use a new default-jdk profile that is portable accross branches"

This reverts commit 7e1a979.

Author: vietj

.github/workflows/ci-4.x.yml

@@ -55,4 +55,4 @@ jobs:
         run: echo "PROJECT_VERSION=$(mvn org.apache.maven.plugins:maven-help-plugin:evaluate -Dexpression=project.version -B | grep -v '\[')" >> $GITHUB_ENV
       - name: Maven deploy
         if: ${{ endsWith(env.PROJECT_VERSION, '-SNAPSHOT') }}
-        run: mvn deploy -s .github/maven-cd-settings.xml -DskipTests -B -DskipDefault -Pdefault-jdk
+        run: mvn deploy -s .github/maven-cd-settings.xml -DskipTests -B

pom.xml

@@ -120,17 +120,6 @@
         <module>vertx-oracle-client</module>
       </modules>
     </profile>
-    <profile>
-      <id>default-jdk</id>
-      <modules>
-        <module>vertx-sql-client</module>
-        <module>vertx-pg-client</module>
-        <module>vertx-mysql-client</module>
-        <module>vertx-mssql-client</module>
-        <module>vertx-db2-client</module>
-        <module>vertx-sql-client-templates</module>
-      </modules>
-    </profile>
     <profile>
       <id>PostgreSQL-9</id>
       <properties>