ti-pdk-fetch: SRCREV udpate to 2020.2.20
ti-pdk-fetch: SRCREV udpate to 2020.2.20

Signed-off-by: Angela Stegmaier <0b9c9dcdc4e415fb0f73f540bab597a22cb131da@ti.com>
Signed-off-by: Denys Dmytriyenko <d29de71aea38aad3a87d486929cb0aad173ae612@ti.com>

rcn-ee/meta-ti,rcn-ee/meta-ti,rcn-ee/meta-ti,rcn-ee/meta-ti