rasdaemon: cleanup coding style

rasdaemon: cleanup coding style

Solve a series of coding style warnings:

	mce-amd.c:132: WARNING:RETURN_VOID: void function return statements are not generally useful
	mce-amd-smca.c:984: CHECK:UNNECESSARY_PARENTHESES: Unnecessary parentheses around 'm->family == 0x19'
	non-standard-ampere.c:743: CHECK:UNNECESSARY_PARENTHESES: Unnecessary parentheses around 'err->subtype == 0x01'
	non-standard-ampere.c:743: CHECK:UNNECESSARY_PARENTHESES: Unnecessary parentheses around 'err->subtype == 0x02'
	non-standard-jaguarmicro.c:382: CHECK:UNNECESSARY_PARENTHESES: Unnecessary parentheses around 'mod_id >= tbl_size'
	non-standard-jaguarmicro.c:382: CHECK:UNNECESSARY_PARENTHESES: Unnecessary parentheses around '!module'
	non-standard-jaguarmicro.c:425: CHECK:UNNECESSARY_PARENTHESES: Unnecessary parentheses around 'sub_id >= tbl_size'
	non-standard-jaguarmicro.c:425: CHECK:UNNECESSARY_PARENTHESES: Unnecessary parentheses around '!sub_module'
	ras-cxl-handler.c:408: CHECK:UNNECESSARY_PARENTHESES: Unnecessary parentheses around 'i > 0'
	ras-cxl-handler.c:705: CHECK:UNNECESSARY_PARENTHESES: Unnecessary parentheses around 'i > 0'
	ras-mce-handler.c:251: WARNING:USE_NEGATIVE_ERRNO: return of an errno should typically be negative (ie: return -ENOMEM)

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>