qemu-options: Replace the word 'blacklist'

Follow the inclusive terminology from the "Conscious Language in your
Open Source Projects" guidelines [*] and replace the word "blacklist"
appropriately.

[*] https://github.com/conscious-lang/conscious-lang-docs/blob/main/faq.md

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20210303184644.1639691-5-philmd@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
diff --git a/qemu-options.hx b/qemu-options.hx
index c324633..622d3bf 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -4299,12 +4299,12 @@
     "                use 'obsolete' to allow obsolete system calls that are provided\n" \
     "                    by the kernel, but typically no longer used by modern\n" \
     "                    C library implementations.\n" \
-    "                use 'elevateprivileges' to allow or deny QEMU process to elevate\n" \
-    "                    its privileges by blacklisting all set*uid|gid system calls.\n" \
+    "                use 'elevateprivileges' to allow or deny the QEMU process ability\n" \
+    "                    to elevate privileges using set*uid|gid system calls.\n" \
     "                    The value 'children' will deny set*uid|gid system calls for\n" \
     "                    main QEMU process but will allow forks and execves to run unprivileged\n" \
     "                use 'spawn' to avoid QEMU to spawn new threads or processes by\n" \
-    "                     blacklisting *fork and execve\n" \
+    "                     blocking *fork and execve\n" \
     "                use 'resourcecontrol' to disable process affinity and schedular priority\n",
     QEMU_ARCH_ALL)
 SRST