SDL: Add missing backslashes in README-linux.md command

From 1aa9754d96506f1a4d1ca2f2fe94cc77f7878ac8 Mon Sep 17 00:00:00 2001
From: Kelly Gravelyn <[EMAIL REDACTED]>
Date: Fri, 29 Apr 2022 08:47:28 -0700
Subject: [PATCH] Add missing backslashes in README-linux.md command

---
 docs/README-linux.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/docs/README-linux.md b/docs/README-linux.md
index 2bce34d5a5f..d440dee26c8 100644
--- a/docs/README-linux.md
+++ b/docs/README-linux.md
@@ -28,8 +28,8 @@ Fedora 35, all available features enabled:
     alsa-lib-devel pulseaudio-libs-devel nas-devel pipewire-devel \
     libX11-devel libXext-devel libXrandr-devel libXcursor-devel libXfixes-devel \
     libXi-devel libXScrnSaver-devel dbus-devel ibus-devel fcitx-devel \
-    systemd-devel mesa-libGL-devel libxkbcommon-devel mesa-libGLES-devel
-    mesa-libEGL-devel vulkan-devel wayland-devel wayland-protocols-devel
+    systemd-devel mesa-libGL-devel libxkbcommon-devel mesa-libGLES-devel \
+    mesa-libEGL-devel vulkan-devel wayland-devel wayland-protocols-devel \
     libdrm-devel mesa-libgbm-devel libusb-devel libdecor-devel \
     libsamplerate-devel pipewire-jack-audio-connection-kit-devel \