package/python3: fix hash for license file

The year was updated.

Signed-off-by: Adam Duskett <Aduskett@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/python3/python3.hash

@@ -2,4 +2,4 @@
 md5		93df27aec0cd18d6d42173e601ffbbfd Python-3.7.3.tar.xz
 # Locally computed
 sha256 da60b54064d4cfcd9c26576f6df2690e62085123826cff2e667e72a91952d318 Python-3.7.3.tar.xz
-sha256 b9a6d9320b8f2693e8d41e496ce56caadacaddcca9be2a64a61749278f425cf2 LICENSE
+sha256 a77d71d6be6f9032e6b6e5d2cf6da68f9eeab9036edfbc043633c8979cd5e82c LICENSE