fix issues with mkworkspace()

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "makefile.configureOnOpen": false
+}

src/libglacier.c

@@ -520,7 +520,7 @@ mkworkspace(void)
 		return 0;
 	} else if (ENOENT == errno) {
 		/* infolog("Creating new Glacier workspace..."); */
-		if (mkdir(workspace_path, DEFAULT_PERMISSIONS) != 0) {
+		if (mkdir(workspace_path, S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH) != 0) {
 			if (LG_VERBOSE == 1) {
 				errlog("in mkworkspace()");
 				errlog("mkdir() failed to create workspace directory");