shell_completion: Add -r option for coredumpctl

shell-completion/bash/coredumpctl

@@ -37,7 +37,8 @@ __journal_fields=(MESSAGE{,_ID} PRIORITY CODE_{FILE,LINE,FUNC}
 _coredumpctl() {
         local i verb comps
         local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
-        local OPTS='-h --help --version --no-pager --no-legend -o --output -F --field -1'
+        local OPTS='-h --help --version --no-pager --no-legend -o --output -F --field -1
+                    -r --reverse'
 
         local -A VERBS=(
             [LIST]='list'

shell-completion/zsh/_coredumpctl

@@ -32,6 +32,7 @@ _arguments \
     {-o+,--output=}'[Write output to FILE]:output file:_files' \
     {-F+,--field=}'[Show field in list output]:field' \
     '-1[Show information about most recent entry only]' \
+    {-r,--reverse}'[Show the newest entries first]' \
     '--no-pager[Do not pipe output into a pager]' \
     '--no-legend[Do not print the column headers]' \
     {-h,--help}'[Show this help]' \