package/libsrtp: bump to 2.7.0

https://github.com/cisco/libsrtp/releases/tag/v2.7.0

Signed-off-by: Thomas Devoogdt <thomas@devoogdt.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>

package/libsrtp/libsrtp.hash

@@ -1,3 +1,3 @@
 # Locally calculated
-sha256  bf641aa654861be10570bfc137d1441283822418e9757dc71ebb69a6cf84ea6b  libsrtp-2.6.0.tar.gz
+sha256  54facb1727a557c2a76b91194dcb2d0a453aaf8e2d0cbbf1e3c2848c323e28ad  libsrtp-2.7.0.tar.gz
 sha256  8e19d42a1eec9561f3f347253ddf2e385c55f392f025bb0fd41b88dbf38db5ae  LICENSE

package/libsrtp/libsrtp.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LIBSRTP_VERSION = 2.6.0
+LIBSRTP_VERSION = 2.7.0
 LIBSRTP_SITE = $(call github,cisco,libsrtp,v$(LIBSRTP_VERSION))
 LIBSRTP_INSTALL_STAGING = YES
 LIBSRTP_LICENSE = BSD-3-Clause