Address reviewer feedback

Signed-off-by: Addisu Z. Taddese <addisu@openrobotics.org>

Author: azeey

bloom/ros_gz/README.md

@@ -15,7 +15,6 @@ Each ROS release defines one version of Gazebo supported officially through
 all the ROS packages. The different combinations of ROS <-> Gazebo can be
 found in the [REP-3](http://www.ros.org/reps/rep-2000.html). Some examples:
 
- * ROS 2 Foxy: Citadel
  * ROS 2 Humble: Fortress
  * ROS 2 Iron: Fortress
 

terminal-dashboard/_dashboard_lib.sh

@@ -6,25 +6,7 @@ get_libraries_by_collection()
 {
     local COLLECTION=${1}
 
-    if [ "$COLLECTION" = "citadel" ]; then
-      LIBS="
-	ignition-cmake2
-	ignition-math6
-	ignition-tools
-	ignition-common3
-	ignition-msgs5
-	ignition-transport8
-	ignition-fuel-tools4
-	ignition-plugin
-	ignition-rendering3
-	sdformat9
-	ignition-physics2
-	ignition-sensors3
-	ignition-gui3
-	ignition-gazebo3
-	ignition-launch2
-	ignition-citadel"
-    elif [ "$COLLECTION" = "fortress" ]; then
+    if [ "$COLLECTION" = "fortress" ]; then
       LIBS="
 	ignition-cmake2
 	ignition-math6

terminal-dashboard/table.bash

@@ -6,7 +6,7 @@ SCRIPT_DIR="${SCRIPT_DIR%/*}"
 
 # Arguments
 #
-# 1. <collection>: Required: A supported collection, i.e. "citadel", "fortesss", etc.
+# 1. <collection>: Required: A supported collection, i.e. "fortress", "harmonic", etc.
 # 2. <package_repo>: Optional: stable / prerelease / nightly (defaults to stable)
 #
 # Usage
@@ -32,7 +32,7 @@ ARCHS=( "amd64")
 DISTROS=( "ubuntu" )
 # No nightlies or pre-releases for arm
 if [[ $PACKAGE_REPO == "stable" ]]; then
-  if [[ $COLLECTION == "citadel" || $COLLECTION == "fortress" ]]; then
+  if [[ $COLLECTION == "fortress" ]]; then
     ARCHS+=( "i386" )
   fi
 
@@ -61,9 +61,7 @@ for LIB in $(get_libraries_by_collection "${COLLECTION}" ); do
   for DISTRO in "${DISTROS[@]}"
   do
     if [[ $DISTRO == "ubuntu" ]]; then
-      if [[ $COLLECTION == "citadel" ]]; then
-        VERS=( "bionic" "focal" )
-      elif [[ $COLLECTION == "fortress" ]]; then
+      if [[ $COLLECTION == "fortress" ]]; then
         VERS=( "bionic" "focal" "jammy" )
       elif [[ $COLLECTION == "harmonic" ]]; then
         VERS=( "jammy" )