treewide: Remove remaining executable attributes from source files

These are the current source files that should not have
executable attributes set.

[ Normally this would be sent through Andrew Morton's tree
  but his quilt tools don't like permission only patches. ]

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/Documentation/devicetree/bindings/sound/rt5665.txt b/Documentation/devicetree/bindings/sound/rt5665.txt
old mode 100755
new mode 100644
diff --git a/arch/nios2/boot/dts/10m50_devboard.dts b/arch/nios2/boot/dts/10m50_devboard.dts
old mode 100755
new mode 100644
diff --git a/arch/nios2/configs/10m50_defconfig b/arch/nios2/configs/10m50_defconfig
old mode 100755
new mode 100644
diff --git a/arch/sh/boot/dts/j2_mimas_v2.dts b/arch/sh/boot/dts/j2_mimas_v2.dts
old mode 100755
new mode 100644
diff --git a/drivers/crypto/chelsio/chcr_algo.c b/drivers/crypto/chelsio/chcr_algo.c
old mode 100755
new mode 100644
diff --git a/include/sound/rt5665.h b/include/sound/rt5665.h
old mode 100755
new mode 100644