Build cluster from different location than gnur directory

(cherry picked from commit 14569880b45f12420278ff0fa8340cefd9cfba7c)

Author: Pavel Marek

com.oracle.truffle.r.native.recommended/Makefile

@@ -71,6 +71,7 @@ GNUR_RECOMMENDED_PKGNAMES_TS = $(GNUR_RECOMMENDED_PKGNAMES:=.ts)
 # Recommended packages that are used by fastr in a specific version, i.e., taken from other sources than GNUR_RECOMMENDED_BINARY
 PKGS_WITH_CUSTOM_VERSION := cluster rpart
 RPART_TAR := $(FASTR_R_HOME)/libdownloads/rpart.tar.gz
+CLUSTER_TAR := $(FASTR_R_HOME)/libdownloads/cluster.tar.gz
 
 GNUR_RECOMMENDED_TAR_DIR = $(GNUR_HOME_BINARY_UNPACKED)/src/library/Recommended/
 # We do not copy all the recommended packages from gnur's directory. Instead, there are some
@@ -80,7 +81,7 @@ $(foreach pkg, \
 	$(filter-out $(PKGS_WITH_CUSTOM_VERSION),$(GNUR_RECOMMENDED_PKGNAMES)), \
 	$(GNUR_RECOMMENDED_TAR_DIR)/$(pkg)*.tar.gz \
 )
-ALL_RECOMMENDED_TARS := $(GNUR_RECOMMENDED_TARS) $(RPART_TAR)
+ALL_RECOMMENDED_TARS := $(GNUR_RECOMMENDED_TARS) $(RPART_TAR) $(CLUSTER_TAR)
 
 ## need to allow parallel installs
 INSTALL_OPTS = --pkglock --data-compress=xz --no-staged-install