[PATCH V2] doc: fix some typos in documentations

Fix some typos in five documentations, no functional changes. Signed-off-by: Xishi Qiu --- Documentation/md.txt |2 +- Documentation/rfkill.txt |2 +- Documentation/rt-mutex-design.txt |2 +- Documentation/static-keys.txt |4 ++-- Documentation/sysfs-rul

[PATCH v2] doc: fix some typos

Fix some typos in three documentations. Signed-off-by: Xishi Qiu --- Documentation/IRQ-domain.txt|2 +- Documentation/email-clients.txt |2 +- Documentation/io-mapping.txt|2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/Documentation/IRQ-domain.txt b/Docu