Reverting tox.ini since we don't need any dependency change after fixing the tests

Author: srprash

tox.ini

@@ -29,13 +29,9 @@ deps =
     py{27}: enum34
 
     # Python3.5+ only deps
-    py{35,36,37,38}: aiohttp >= 3.3.1
+    py{35,36,37,38}: aiohttp >= 3.0.0
     py{35,36,37,38}: pytest-aiohttp
-    py{35,36,37,38}: botocore >= 1.15.3,<1.15.16
-    # aiobotocore 0.12.0 is not available for python 3.5
-    py{35}: aiobotocore >= 0.10.0
-    # bumping aiobotocore version due to breaking changes to our tests.
-    py{36,37,38}: aiobotocore >= 0.12.0
+    py{35,36,37,38}: aiobotocore >= 0.10.0
 
 commands =
     py{27,34}: coverage run --source aws_xray_sdk -m py.test tests --ignore tests/ext/aiohttp --ignore tests/ext/aiobotocore --ignore tests/test_async_local_storage.py --ignore tests/test_async_recorder.py
@@ -53,7 +49,7 @@ deps =
     pytest > 3.0.0
     aiohttp >= 2.3.0,<3.0.0
     pytest-aiohttp
-    botocore >= 1.15.3,<1.15.16
+    botocore
     coverage==4.5.4
 
 commands =
@@ -64,7 +60,7 @@ deps =
     pytest > 3.0.0
     aiohttp >= 2.3.0,<3.0.0
     pytest-aiohttp
-    botocore >= 1.15.3,<1.15.16
+    botocore
     coverage==4.5.4
 
 commands =
@@ -75,7 +71,7 @@ deps =
     pytest > 3.0.0
     aiohttp >= 2.3.0,<3.0.0
     pytest-aiohttp
-    botocore >= 1.15.3,<1.15.16
+    botocore
     coverage==4.5.4
 
 commands =
@@ -86,7 +82,7 @@ deps =
     pytest > 5.2.0
     aiohttp >= 3.6
     pytest-aiohttp
-    botocore >= 1.15.3,<1.15.16
+    botocore
     coverage==4.5.4
 
 commands =
@@ -102,4 +98,4 @@ commands =
 
 [flake8]
 max-line-length=120
-exclude=tests
+exclude=tests