qemu-options: Fix CXL Fixed Memory Window interleave-granularity typo

Fix the unit typo of interleave-granularity of CXL Fixed Memory
Window in qemu-option.hx.

Fixes: 03b39fcf64 ("hw/cxl: Make the CFMW a machine parameter.")
Signed-off-by: Yuquan Wang wangyuquan1236@phytium.com.cn
Message-ID: <20240407083539.1488172-2-wangyuquan1236@phytium.com.cn>
[PMD: Reworded]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>

qemu-options.hx

@@ -151,14 +151,14 @@ SRST
         platform and configuration dependent.
 
         ``interleave-granularity=granularity`` sets the granularity of
-        interleave. Default 256KiB. Only 256KiB, 512KiB, 1024KiB, 2048KiB
-        4096KiB, 8192KiB and 16384KiB granularities supported.
+        interleave. Default 256 (bytes). Only 256, 512, 1k, 2k,
+        4k, 8k and 16k granularities supported.
 
         Example:
 
         ::
 
-            -machine cxl-fmw.0.targets.0=cxl.0,cxl-fmw.0.targets.1=cxl.1,cxl-fmw.0.size=128G,cxl-fmw.0.interleave-granularity=512k
+            -machine cxl-fmw.0.targets.0=cxl.0,cxl-fmw.0.targets.1=cxl.1,cxl-fmw.0.size=128G,cxl-fmw.0.interleave-granularity=512
 ERST
 
 DEF("M", HAS_ARG, QEMU_OPTION_M,