Fix whitespace inconsistencies

Created by: jessicamills

gas/testsuite/ChangeLog.COREV:

* gas/riscv/cv-hwlp-march-rv32i-xcorev.s: Fix whitespace
inconsistencies.

opcodes/ChangeLog.COREV:

* riscv-dis.c: Fix whitespace inconsistency.

Signed-off-by: Jessica Mills jessica.mills@embecosm.com