Fix missed ucxx dependency in update-version.sh (rapidsai#547)

Author: AyodeAwe

ci/release/update-version.sh

@@ -59,11 +59,13 @@ done
 
 UCX_DEPENDENCIES=(
   libucxx
+  ucxx
 )
 for DEP in "${UCX_DEPENDENCIES[@]}"; do
   for FILE in dependencies.yaml conda/environments/*.yaml; do
     sed_runner "/-.* ${DEP}\(-cu[[:digit:]]\{2\}\)\{0,1\}==/ s/==.*/==${NEXT_UCXX_SHORT_TAG_PEP440}.*,>=0.0.0a0/g" "${FILE}"
   done
+  sed_runner "/\"${DEP}==/ s/==.*\"/==${NEXT_UCXX_SHORT_TAG_PEP440}.*,>=0.0.0a0\"/g" python/librapidsmpf/pyproject.toml
   sed_runner "/\"${DEP}==/ s/==.*\"/==${NEXT_UCXX_SHORT_TAG_PEP440}.*,>=0.0.0a0\"/g" python/rapidsmpf/pyproject.toml
 done