poppler: bump version to 0.57.0

Signed-off-by: Olivier Schonken <olivier.schonken@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/poppler/poppler.hash

@@ -1,2 +1,2 @@
 # Locally calculated
-sha256 537f2bc60d796525705ad9ca8e46899dcc99c2e9480b80051808bae265cdc658  poppler-0.55.0.tar.xz
+sha256 0ea37de71b7db78212ebc79df59f99b66409a29c2eac4d882dae9f2397fe44d8  poppler-0.57.0.tar.xz

package/poppler/poppler.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-POPPLER_VERSION = 0.55.0
+POPPLER_VERSION = 0.57.0
 POPPLER_SOURCE = poppler-$(POPPLER_VERSION).tar.xz
 POPPLER_SITE = http://poppler.freedesktop.org
 POPPLER_DEPENDENCIES = fontconfig host-pkgconf