doc: glossary: defining ODP thread more precisely
doc: glossary: defining ODP thread more precisely

Signed-off-by: Christophe Milard <99616a981fa4477cda708a70f78076761c0c9f1c@linaro.org>
Reviewed-and-tested-by: Bill Fischofer <52f3c909d51cc5d355a68a403df6906b3c1a8f83@linaro.org>
Signed-off-by: Maxim Uvarov <db4d16e02ae2d7493db430203537da8b2e34f290@linaro.org>

ravineet-singh/odp,erachmi/odp,ravineet-singh/odp,mike-holmes-linaro/odp,mike-holmes-linaro/odp,dkrot/odp,erachmi/odp,nmorey/odp,ravineet-singh/odp,nmorey/odp,ravineet-singh/odp,erachmi/odp,dkrot/odp,mike-holmes-linaro/odp,nmorey/odp,mike-holmes-linaro/odp,erachmi/odp,dkrot/odp,nmorey/odp,dkrot/odp