package/libolm: add CPE variables

cpe:2.3:a:matrix:olm is a valid CPE identifier for this package:

  https://nvd.nist.gov/products/cpe/search/results?namingFormat=2.3&keyword=cpe%3A2.3%3Aa%3Amatrix%3Aolm

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit d5c6ff24dccb7fec54e7fa43af9f987b95eba1f8)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libolm/libolm.mk

@@ -9,6 +9,8 @@ LIBOLM_SOURCE = olm-$(LIBOLM_VERSION).tar.gz
 LIBOLM_SITE = https://gitlab.matrix.org/matrix-org/olm/-/archive/$(LIBOLM_VERSION)
 LIBOLM_LICENSE = Apache-2.0
 LIBOLM_LICENSE_FILES = LICENSE
+LIBOLM_CPE_ID_VENDOR = matrix
+LIBOLM_CPE_ID_PRODUCT = olm
 LIBOLM_INSTALL_STAGING = YES
 
 LIBOLM_CONF_OPTS = -DOLM_TESTS=OFF