fftw: bump to 3.3.7

In addition, add a hash for the license file

Signed-off-by: Adam Duskett <aduskett@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/fftw/fftw.hash

@@ -1,4 +1,5 @@
-# From http://www.fftw.org/fftw-3.3.6-pl2.tar.gz.md5sum
-md5 927e481edbb32575397eb3d62535a856  fftw-3.3.6-pl2.tar.gz
+# From http://www.fftw.org/fftw-3.3.7.tar.gz.md5sum
+md5 0d5915d7d39b3253c1cc05030d79ac47  fftw-3.3.7.tar.gz
 # Locally computed
-sha256 a5de35c5c824a78a058ca54278c706cdf3d4abba1c56b63531c2cb05f5d57da2  fftw-3.3.6-pl2.tar.gz
+sha256 3b609b7feba5230e8f6dd8d245ddbefac324c5a6ae4186947670d9ac2cd25573	fftw-3.3.7.tar.gz
+sha256 231f7edcc7352d7734a96eef0b8030f77982678c516876fcb81e25b32d68564c	COPYING

package/fftw/fftw.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-FFTW_VERSION = 3.3.6-pl2
+FFTW_VERSION = 3.3.7
 FFTW_SITE = http://www.fftw.org
 FFTW_INSTALL_STAGING = YES
 FFTW_LICENSE = GPL-2.0+