Deb: enable pmem on riscv64

debian/control

@@ -31,7 +31,7 @@ Build-Depends: bison,
                libnuma-dev [linux-any],
                libpam0g-dev,
                libpcre2-dev,
-               libpmem-dev [amd64 arm64 ppc64el],
+               libpmem-dev [amd64 arm64 ppc64el riscv64],
                libsnappy-dev,
                libssl-dev,
                libssl-dev:native,

debian/rules

@@ -60,7 +60,7 @@ endif
 
 # Only attempt to build with PMEM on archs that have package libpmem-dev available
 # See https://packages.debian.org/search?searchon=names&keywords=libpmem-dev
-ifneq (,$(filter $(DEB_HOST_ARCH_CPU),amd64 arm64 ppc64el))
+ifneq (,$(filter $(DEB_HOST_ARCH_CPU),amd64 arm64 ppc64el riscv64))
 		CMAKEFLAGS += -DWITH_PMEM=yes
 endif