package/speexdsp: use snapshot tarball

Use snapshot tarball so SPEEXDSP_VERSION will match what is returned by
https://release-monitoring.org

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/speexdsp/speexdsp.hash

@@ -1,3 +1,3 @@
 # Locally computed
-sha256  c92c7e428cb5ca11b4e6f13118ff288332f330b6fefc93cb39bf7b43b13cb1f7  speexdsp-SpeexDSP-1.2.0-br1.tar.gz
+sha256  0fe0e31be215f820bed0f9c913c673997773fce3a03a4555658e7b73a54eed7b  speexdsp-SpeexDSP-1.2.0.tar.bz2
 sha256  671bb5d8fd3c6b05a2e831d90f978ac27965c92bd8ea6d16b3df76e3440c0e9f  COPYING

package/speexdsp/speexdsp.mk

@@ -4,9 +4,9 @@
 #
 ################################################################################
 
-SPEEXDSP_VERSION = SpeexDSP-1.2.0
-SPEEXDSP_SITE = https://gitlab.xiph.org/xiph/speexdsp.git
-SPEEXDSP_SITE_METHOD = git
+SPEEXDSP_VERSION = 1.2.0
+SPEEXDSP_SOURCE = speexdsp-SpeexDSP-$(SPEEXDSP_VERSION).tar.bz2
+SPEEXDSP_SITE = https://gitlab.xiph.org/xiph/speexdsp/-/archive/SpeexDSP-$(SPEEXDSP_VERSION)
 SPEEXDSP_LICENSE = BSD-3-Clause
 SPEEXDSP_LICENSE_FILES = COPYING
 SPEEXDSP_INSTALL_STAGING = YES