add back py3.6 (Azure#22477)

Author: kristapratico

sdk/textanalytics/azure-ai-textanalytics/CHANGELOG.md

@@ -10,7 +10,7 @@
 - `string_index_type` now correctly defaults to the Python default `UnicodeCodePoint` for `AnalyzeSentimentAction` and `RecognizeCustomEntitiesAction`.
 
 ### Other Changes
-- Python 2.7 and 3.6 are no longer supported. Please use Python version 3.7 or later.
+- Python 2.7 is no longer supported. Please use Python version 3.6 or later.
 
 ## 5.2.0b2 (2021-11-02)
 

sdk/textanalytics/azure-ai-textanalytics/README.md

@@ -22,7 +22,7 @@ _Azure SDK Python packages support for Python 2.7 has ended 01 January 2022. For
 
 ### Prerequisites
 
-- Python 3.7 later is required to use this package.
+- Python 3.6 later is required to use this package.
 - You must have an [Azure subscription][azure_subscription] and a
   [Cognitive Services or Language resource][ta_or_cs_resource] to use this package.
 

sdk/textanalytics/azure-ai-textanalytics/samples/README.md

@@ -36,7 +36,7 @@ These sample programs show common scenarios for the Text Analytics client's offe
 |[sample_model_version.py][sample_model_version] and [sample_model_version_async.py][sample_model_version_async]|Set the model version for pre-built Text Analytics models|
 
 ## Prerequisites
-* Python 3.7 or later is required to use this package
+* Python 3.6 or later is required to use this package
 * You must have an [Azure subscription][azure_subscription] and an
 [Azure Text Analytics account][azure_text_analytics_account] to run these samples.
 

sdk/textanalytics/azure-ai-textanalytics/setup.py

@@ -49,6 +49,7 @@
         'Programming Language :: Python',
         "Programming Language :: Python :: 3 :: Only",
         'Programming Language :: Python :: 3',
+        'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
@@ -62,7 +63,7 @@
         'azure',
         'azure.ai',
     ]),
-    python_requires=">=3.7",
+    python_requires=">=3.6",
     install_requires=[
         "azure-core<2.0.0,>=1.19.1",
         "msrest>=0.6.21",