[Misc] Use a better (more specific) tomcat image tag so that if tomcat changes...

[Misc] Use a better (more specific) tomcat image tag so that if tomcat changes the jdk version for tag "9", we won't be affected

12/mysql-tomcat/Dockerfile

@@ -17,7 +17,7 @@
 # Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 # 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 # ---------------------------------------------------------------------------
-FROM tomcat:9
+FROM tomcat:9-jdk11
 
 #    ____  ____  ____      ____  _   __        _
 #   |_  _||_  _||_  _|    |_  _|(_) [  |  _   (_)

12/postgres-tomcat/Dockerfile

@@ -17,7 +17,7 @@
 # Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 # 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 # ---------------------------------------------------------------------------
-FROM tomcat:9
+FROM tomcat:9-jdk11
 
 #    ____  ____  ____      ____  _   __        _
 #   |_  _||_  _||_  _|    |_  _|(_) [  |  _   (_)

13/mysql-tomcat/Dockerfile

@@ -17,7 +17,7 @@
 # Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 # 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 # ---------------------------------------------------------------------------
-FROM tomcat:9
+FROM tomcat:9-jdk11
 
 #    ____  ____  ____      ____  _   __        _
 #   |_  _||_  _||_  _|    |_  _|(_) [  |  _   (_)

13/postgres-tomcat/Dockerfile

@@ -17,7 +17,7 @@
 # Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 # 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 # ---------------------------------------------------------------------------
-FROM tomcat:9
+FROM tomcat:9-jdk11
 
 #    ____  ____  ____      ____  _   __        _
 #   |_  _||_  _||_  _|    |_  _|(_) [  |  _   (_)

template/Dockerfile

@@ -17,7 +17,7 @@
 # Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 # 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 # ---------------------------------------------------------------------------
-FROM tomcat:9
+FROM tomcat:9-jdk11
 
 #    ____  ____  ____      ____  _   __        _
 #   |_  _||_  _||_  _|    |_  _|(_) [  |  _   (_)