Disable fast unaligned on armv5te
Disable fast unaligned on armv5te

This is enabled by default in the main configure.sh, but apparently
is supposed to be disabled if the hardware doesn't support it.
Unaligned reads is only supported on armv6 and newer.

Change-Id: Ie1412e36a14036bbb4fe7b89aa36a178f35b2228

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