python3: upgrade to release 3.5.7

Fixes CVE-2019-9636 CVE-2019-5010 CVE-2018-14647

Change-Id: If0a115960aed1ee90b63e6716c844669f0ec91e5
Reviewed-on: https://gerrit.libreoffice.org/70182
Tested-by: Jenkins
Reviewed-by: Michael Stahl <Michael.Stahl@cib.de>

configure.ac

@@ -8598,7 +8598,7 @@ internal)
     SYSTEM_PYTHON=
     PYTHON_VERSION_MAJOR=3
     PYTHON_VERSION_MINOR=5
-    PYTHON_VERSION=${PYTHON_VERSION_MAJOR}.${PYTHON_VERSION_MINOR}.6
+    PYTHON_VERSION=${PYTHON_VERSION_MAJOR}.${PYTHON_VERSION_MINOR}.7
     if ! grep -q -i python.*${PYTHON_VERSION} ${SRC_ROOT}/download.lst; then
         AC_MSG_ERROR([PYTHON_VERSION ${PYTHON_VERSION} but no matching file in download.lst])
     fi

download.lst

@@ -210,8 +210,8 @@ export POPPLER_SHA256SUM := 92e09fd3302567fd36146b36bb707db43ce436e8841219025a82
 export POPPLER_TARBALL := poppler-0.74.0.tar.xz
 export POSTGRESQL_SHA256SUM := a754c02f7051c2f21e52f8669a421b50485afcde9a581674d6106326b189d126
 export POSTGRESQL_TARBALL := postgresql-9.2.24.tar.bz2
-export PYTHON_SHA256SUM := f55cde04f521f273c7cba08912921cc5642cfc15ca7b22d5829f0aff4371155f
-export PYTHON_TARBALL := Python-3.5.6.tar.xz
+export PYTHON_SHA256SUM := 285892899bf4d5737fd08482aa6171c6b2564a45b9102dfacfb72826aebdc7dc
+export PYTHON_TARBALL := Python-3.5.7.tar.xz
 export QXP_SHA256SUM := e137b6b110120a52c98edd02ebdc4095ee08d0d5295a94316a981750095a945c
 export QXP_TARBALL := libqxp-0.0.2.tar.xz
 export RAPTOR_SHA256SUM := ada7f0ba54787b33485d090d3d2680533520cd4426d2f7fb4782dd4a6a1480ed