x86: Change "if (TARGET_X32 ...)" back to "else if (TARGET_X32 ...)"

Update

commit dd6247cb
Author: H.J. Lu <hjl.tools@gmail.com>
Date:   Fri Jan 31 12:29:04 2025 +0800

    x86: Handle TARGET_INDIRECT_BRANCH_REGISTER for -fno-plt

to change "if (TARGET_X32 ...)" back to "else if (TARGET_X32 ...)".

	PR target/118713
	* config/i386/i386-expand.cc (ix86_expand_call): Change "if
	(TARGET_X32 ...)" back to "else if (TARGET_X32 ...)".

Signed-off-by: H.J. Lu <hjl.tools@gmail.com>