board: rename ts to technologic

Other projects, such as Linux [1] and U-Boot [2], use "technologic" for
this manufacturer. To be more consistent across all of them, rename the
board/ts folder to board/technologic.

[1] https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/Documentation/devicetree/bindings/vendor-prefixes.txt
[2] http://git.denx.de/?p=u-boot.git;a=tree;f=board/technologic;hb=HEAD

Signed-off-by: Damien Riegel <damien.riegel@savoirfairelinux.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

configs/ts5x00_defconfig

@@ -7,14 +7,14 @@ BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_3_17=y
 
 # system
 BR2_TARGET_GENERIC_GETTY_PORT="ttyS1"
-BR2_ROOTFS_OVERLAY="board/ts/ts5x00/fs-overlay"
+BR2_ROOTFS_OVERLAY="board/technologic/ts5x00/fs-overlay"
 
 # kernel
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="3.17.8"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
-BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="board/ts/ts5x00/linux-3.17.config"
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="board/technologic/ts5x00/linux-3.17.config"
 BR2_LINUX_KERNEL_INSTALL_TARGET=y
 
 # rootfs