__acl: drop Solaris because POSIX-draft ACL specification is not supported

cdist/conf/type/__acl/gencode-remote

@@ -74,13 +74,6 @@ fi
 
 if [ -f "$__object/parameter/remove" ]
 then
-    if echo "$os" | grep -Fq 'solaris'
-    then
-        # Solaris setfacl behaves differently.
-        # We will not support Solaris for now, because no way to test it.
-        # But adding support should be easy (use -s instead of -m on modify).
-        echo "$os setfacl do not support -x flag for ACL remove" >&2
-    else
     echo "$acl_is" | while read -r acl
     do
         # Skip wanted ACL entries which already exist
@@ -101,7 +94,6 @@ then
         echo "$setfacl_exec -x \"$remove\" \"$acl_path\""
         echo "removed '$remove'" >> "$__messages_out"
     done
-    fi
 fi
 
 for acl in $acl_should

cdist/conf/type/__acl/man.rst

@@ -10,11 +10,9 @@ DESCRIPTION
 -----------
 ACL must be defined as 3-symbol combination, using ``r``, ``w``, ``x`` and ``-``.
 
-Fully supported on Linux (tested on Debian and CentOS).
+Fully supported and tested on Linux, partial support for FreeBSD.
 
-Partial support for FreeBSD, OSX and Solaris.
-
-OpenBSD and NetBSD support is not possible.
+OpenBSD, NetBSD and Solaris support is not possible.
 
 See ``setfacl`` and ``acl`` manpages for more details.