Documentation/driver-api: Fix typo error in cxl

Fixed the following typo errors

intersparsed ==> interspersed
in Documentation/driver-api/cxl/platform/bios-and-efi.rst

Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Gregory Price <gourry@gourry.net>
Link: https://patch.msgid.link/20250818175335.5312-1-rakuram.e96@gmail.com
Signed-off-by: Dave Jiang <dave.jiang@intel.com>

Author: rakurame96

Documentation/driver-api/cxl/platform/bios-and-efi.rst

@@ -202,7 +202,7 @@ future and such a configuration should be avoided.
 
 Memory Holes
 ------------
-If your platform includes memory holes intersparsed between your CXL memory, it
+If your platform includes memory holes interspersed between your CXL memory, it
 is recommended to utilize multiple decoders to cover these regions of memory,
 rather than try to program the decoders to accept the entire range and expect
 Linux to manage the overlap.