Update submodule matrix to latest Wed Oct 2 20:37:38 EDT 2019

- matrix in PX4/Firmware (cb369cb6a75cae71035d72a3bacecce3e109f971): https://github.com/PX4/Matrix/commit/c34e8dc98fd05ea55dcd4c9fc551b11a3d23a601
    - matrix current upstream: https://github.com/PX4/Matrix/commit/973999a4d3c6d4d85bf0153230974fd9571f7846
    - Changes: https://github.com/PX4/Matrix/compare/c34e8dc98fd05ea55dcd4c9fc551b11a3d23a601...973999a4d3c6d4d85bf0153230974fd9571f7846

    973999a 2019-09-23 Matthias Grob - Fix some template type conversions and style
This commit is contained in:
PX4 Build Bot
2019-10-03 00:25:18 -04:00
committed by Daniel Agar
parent 3ce58f7102
commit cee8c31649