package/postgis: bump version to 3.1.3

Release-notes: https://postgis.net/2021/07/02/postgis-3.1.3/

Signed-off-by: Maxim Kochetkov <fido_max@inbox.ru>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/postgis/postgis.hash

@@ -1,3 +1,3 @@
 # Locally calculated
-sha256  2cdd3760176926704b4eb25ff3357543c9637dee74425a49082906857c7e0732  postgis-3.1.2.tar.gz
+sha256  71e929553bb73a0413206a0f92df5180ac6579c500d8ddce3a03559f1b349fcb  postgis-3.1.3.tar.gz
 sha256  55b69f22e1752830dd565852dc7ff242daf289dbd3a6bfede5db43f90d2e28c9  LICENSE.TXT

package/postgis/postgis.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-POSTGIS_VERSION = 3.1.2
+POSTGIS_VERSION = 3.1.3
 POSTGIS_SITE = https://download.osgeo.org/postgis/source
 # parallel build issues
 POSTGIS_MAKE = $(MAKE1)