fix: log error message when user allocated to vacated space in group or experiment#366

mjc1283 merged 4 commits intomasteroptimizely/javascript-sdk:masterfrom

fayyaz/fix-log-message-vacated-space-in-group-or-experimentoptimizely/javascript-sdk:fayyaz/fix-log-message-vacated-space-in-group-or-experimentCopy head branch name to clipboard