soc: qcom: pil: Do not do complete ramdump for minidump elf32

If minidump is configured to be ELF32, avoid using complete
ramdump property, so that only the required segments area is
dumped.

Change-Id: I34fe359204309fda47d0a665ca641cb042d87054
Signed-off-by: Neeraj Upadhyay <neeraju@codeaurora.org>