parisc: Mark ex_table entries 32-bit aligned in uaccess.h

stable inclusion
from stable-v6.6.5
commit b8ee167df9e7d3f510908bfaf85333c1f8b34102
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I8N21P

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=b8ee167df9e7d3f510908bfaf85333c1f8b34102



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commit a80aeb86542a50aa8521729ea4cc731ee7174f03 upstream.

Add an align statement to tell the linker that all ex_table entries and as
such the whole ex_table section should be 32-bit aligned in vmlinux and modules.

Signed-off-by: Helge Deller <deller@gmx.de>
Cc: stable@vger.kernel.org   # v6.0+
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>