fix rocksdb plugin on macos

Cargo.lock

@@ -3429,8 +3429,8 @@ dependencies = [
 
 [[package]]
 name = "ng-rocksdb"
-version = "0.21.0-ngpreview.5"
+version = "0.21.0-ngpreview.6"
-source = "git+https://git.nextgraph.org/NextGraph/rust-rocksdb.git?branch=master#ce82c378b539368fd63711c214fc1844cb29d1dc"
+source = "git+https://git.nextgraph.org/NextGraph/rust-rocksdb.git?branch=master#80a8765d16a23a1f60117b6a1f57da00fcbda60e"
 dependencies = [
  "bindgen",
  "bzip2-sys",

ng-oxigraph/Cargo.toml

@@ -50,7 +50,7 @@ ng-repo = { path = "../ng-repo", version = "0.1.1-alpha" }
 
 [target.'cfg(all(not(target_family = "wasm"),not(docsrs)))'.dependencies]
 libc = "0.2"
-ng-rocksdb = { version = "0.21.0-ngpreview.5", git = "https://git.nextgraph.org/NextGraph/rust-rocksdb.git", branch = "master", features = [  ] }
+ng-rocksdb = { version = "0.21.0-ngpreview.6", git = "https://git.nextgraph.org/NextGraph/rust-rocksdb.git", branch = "master", features = [  ] }
 
 [target.'cfg(all(target_family = "wasm", target_os = "unknown"))'.dependencies]
 getrandom = "0.2.8"

ng-storage-rocksdb/Cargo.toml

@@ -20,4 +20,4 @@ ng-repo = { path = "../ng-repo", version = "0.1.1-alpha" }
 git = "https://git.nextgraph.org/NextGraph/rust-rocksdb.git"
 branch = "master"
 features = [  ]
-version = "0.21.0-ngpreview.5"
+version = "0.21.0-ngpreview.6"