Fix some more Qemus in documentation and help text

Hopefully they will be eliminated one day.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
diff --git a/qemu-options.hx b/qemu-options.hx
index 97245a3..dc68e15 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -1439,7 +1439,7 @@
 to the character device @var{dev} or to a program executed by @var{cmd:command}
 which gets spawned for each connection. This option can be given multiple times.
 
-You can either use a chardev directly and have that one used throughout Qemu's
+You can either use a chardev directly and have that one used throughout QEMU's
 lifetime, like in the following example:
 
 @example
@@ -1449,7 +1449,7 @@
 @end example
 
 Or you can execute a command on every TCP connection established by the guest,
-so that Qemu behaves similar to an inetd process for that virtual server:
+so that QEMU behaves similar to an inetd process for that virtual server:
 
 @example
 # call "netcat 10.10.1.1 4321" on every TCP connection to 10.0.2.100:1234