docs: fix some typos

Signed-off-by: Louis Sautier <[email protected]>

Author: sbraz

man/dracut.cmdline.7.asc

@@ -454,8 +454,8 @@ when not needed anymore.
 ===============================
 
 **rd.luks.key.tout=0**::
-    specify how many times dracut will try to read the keys specified in in
-    rd.luk.key. This gives a chance to the removable device containing the key
+    specify how many times dracut will try to read the keys specified in
+    rd.luks.key. This gives a chance to the removable device containing the key
     to initialise.
 
 MD RAID

man/dracut.modules.7.asc

@@ -25,7 +25,7 @@ arguments and sets up the directory, in which everything is installed. It then
 executes all check, install, installkernel scripts found in the modules, which
 are to be processed. After everything is installed, the install directory is
 archived and compressed to the final initramfs image. All helper functions used
-by check, install and installkernel are found in in the file _dracut-functions_.
+by check, install and installkernel are found in the file _dracut-functions_.
 These shell functions are available to all module installer (install,
 installkernel) scripts, without the need to source _dracut-functions_.