Remove no longer needed textblob dependency

As suggested by Gemini code review

Author: afg1

pyproject.toml

@@ -31,7 +31,6 @@ semver = "^2.13.0"
 slack_sdk = "^3.19.4"
 sqlitedict = "^2.0.0"
 TatSu = "5.10.6"
-textblob = "0.15.3"
 throttler = "^1.2.0"
 nltk = "^3.8.1"
 openpyxl = "^3.0.10"