Upgrade to RocksDB 8.1.1 (#1013)

libs/.gitignore

@@ -6,3 +6,4 @@
 !__main.cpp
 !pulsar.patch
 !antlr4.10.1.patch
+!rocksdb8.1.1.patch

libs/rocksdb8.1.1.patch

@@ -0,0 +1,13 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 598c728..816c705 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -1242,7 +1242,7 @@ if(NOT WIN32 OR ROCKSDB_INSTALL_ON_WINDOWS)
+
+   if(ROCKSDB_BUILD_SHARED)
+     install(
+-      TARGETS ${ROCKSDB_SHARED_LIB}
++      TARGETS ${ROCKSDB_SHARED_LIB} OPTIONAL
+       EXPORT RocksDBTargets
+       COMPONENT runtime
+       ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}"

libs/setup.sh

@@ -192,10 +192,10 @@ cd json
 file_get_try_double "${primary_urls[nlohmann]}" "${secondary_urls[nlohmann]}"
 cd ..
 
-rocksdb_tag="v6.14.6" # (2020-10-14)
+rocksdb_tag="v8.1.1" # (2023-04-21)
 repo_clone_try_double "${primary_urls[rocksdb]}" "${secondary_urls[rocksdb]}" "rocksdb" "$rocksdb_tag" true
 pushd rocksdb
-git apply ../rocksdb.patch
+git apply ../rocksdb8.1.1.patch
 popd
 
 # mgclient