Bump ORCA to 2.46.4

depends/conanfile.txt

 [requires]
-orca/v2.46.2@gpdb/stable
+orca/v2.46.4@gpdb/stable

gpAux/releng/releng.mk

@@ -121,7 +121,7 @@ sync_tools: opt_write_test /opt/releng/apache-ant
 	@echo "Resolve finished";
 
 ifeq "$(findstring aix,$(BLD_ARCH))" ""
-	LD_LIBRARY_PATH='' wget -O - https://github.com/greenplum-db/gporca/releases/download/v2.46.3/bin_orca_centos5_release.tar.gz | tar zxf - -C $(BLD_TOP)/ext/$(BLD_ARCH)
+	LD_LIBRARY_PATH='' wget -O - https://github.com/greenplum-db/gporca/releases/download/v2.46.4/bin_orca_centos5_release.tar.gz | tar zxf - -C $(BLD_TOP)/ext/$(BLD_ARCH)
 endif
 
 clean_tools: opt_write_test