Add TPS7A39 dual linear regualtor
I have added the Texas Instruments TPS7A39 dual linear regulator symbol.
Datasheet: https://www.ti.com/lit/ds/symlink/tps7a39.pdf
KLC Violating S5.1 - there are two variants of of the matching Texax PVSON package (one has thermal vias while the other does not) hence no default package and a single filter.