package/trace-cmd: use snapshot tarball

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

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Reviewed-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/trace-cmd/trace-cmd.hash

@@ -1,5 +1,5 @@
 # Locally computed
-sha256  9401a43bda4837dfde5e64e0dbe5d3918bf50eb86b4d23fa89713b0f2defcbc1  trace-cmd-trace-cmd-v2.9.6-br1.tar.gz
+sha256  45924a763376a700221f64b4034f87263e4038ec88b120a0abfb5743d051d068  trace-cmd-v2.9.6.tar.gz
 sha256  b1d04b850c1c7471b0f0896f6c6f0fcfc9f07e2dd183a5f5826af269fe9e88fb  COPYING
 sha256  70f297763149e72306919c924e164f83041d5e512868d4c8c1826c171b3e49f9  COPYING.LIB
 sha256  f6b78c087c3ebdf0f3c13415070dd480a3f35d8fc76f3d02180a407c1c812f79  LICENSES/GPL-2.0

package/trace-cmd/trace-cmd.mk

@@ -4,9 +4,10 @@
 #
 ################################################################################
 
-TRACE_CMD_VERSION = trace-cmd-v2.9.6
-TRACE_CMD_SITE = https://git.kernel.org/pub/scm/utils/trace-cmd/trace-cmd.git
-TRACE_CMD_SITE_METHOD = git
+TRACE_CMD_VERSION = 2.9.6
+TRACE_CMD_SOURCE = trace-cmd-v$(TRACE_CMD_VERSION).tar.gz
+TRACE_CMD_SITE = \
+	https://git.kernel.org/pub/scm/utils/trace-cmd/trace-cmd.git/snapshot
 TRACE_CMD_LICENSE = GPL-2.0, LGPL-2.1
 TRACE_CMD_LICENSE_FILES = COPYING COPYING.LIB LICENSES/GPL-2.0 LICENSES/LGPL-2.1