bump and make pandas req deps

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "thaifin"
-version = "0.2.1"
+version = "0.2.2"
 description = "A Python library for access thai stock fundamental data up to 10+ years."
 authors = ["Nutchanon Ninyawee <me@nutchanon.org>"]
 license = "ISC"
@@ -16,7 +16,7 @@ pydantic = "^1.6.1"
 arrow = "^0.16.0"
 fuzzywuzzy = "^0.18.0"
 python-Levenshtein = { version = "^0.12.0", optional = true }
-pandas = { version = "^1.0.5", optional = true }
+pandas = "^1.0.5"
 numpy = "^1.19.5"
 cachetools = "^4.2.1"
 tenacity = "^6.3.1"
@@ -31,7 +31,7 @@ datamodel-code-generator = "^0.5.30"
 pdoc = "^3.0.1"
 
 [tool.poetry.extras]
-full = ["python-levenshtein", "pandas"]
+full = ["python-levenshtein"]
 
 [build-system]
 requires = ["poetry>=0.12"]