Moved bash aliases and functions from playbook files to lockdown role files

.ansible/roles/lockdown/files/bash/bash_functions.example

@@ -0,0 +1,13 @@
+#!/usr/bin/bash
+# podman bash function
+conman () {
+    if command -v podman &> /dev/null; then
+        CONTAINER_MANAGER="podman"
+    elif command -v docker &> /dev/null; then
+        CONTAINER_MANAGER="docker"
+    else
+        exit 1
+    fi
+    
+    $CONTAINER_MANAGER
+}