chore: Freeze test upstream requirements (#347)

test/upstream-requirements-py27.txt

@@ -1,35 +1,36 @@
 atomicwrites==1.4.0
-attrs==20.2.0
-backports.functools-lru-cache==1.6.1
-boto3==1.15.0
-botocore==1.18.0
-cffi==1.14.2
+attrs==21.2.0
+backports.functools-lru-cache==1.6.4
+boto3==1.17.92
+botocore==1.20.92
+cffi==1.14.5
 configparser==4.0.2
 contextlib2==0.6.0.post1
-coverage==5.3
+coverage==5.5
 cryptography==3.3.2
 enum34==1.1.10
 funcsigs==1.0.2
 futures==3.3.0
-importlib-metadata==1.7.0
+importlib-metadata==2.1.1
 ipaddress==1.0.23
 jmespath==0.10.0
 mock==3.0.5
 more-itertools==5.0.0
-packaging==20.4
+packaging==20.9
 pathlib2==2.3.5
 pluggy==0.13.1
 py==1.10.0
 pycparser==2.20
 pyparsing==2.4.7
 pytest==4.6.11
-pytest-cov==2.10.1
+pytest-cov==2.12.1
 pytest-mock==2.0.0
 python-dateutil==2.8.1
-s3transfer==0.3.3
+s3transfer==0.4.2
 scandir==1.10.0
-six==1.15.0
-urllib3==1.25.10
+six==1.16.0
+toml==0.10.2
+urllib3==1.26.5
 wcwidth==0.2.5
 wrapt==1.12.1
 zipp==1.2.0

test/upstream-requirements-py37.txt

@@ -1,26 +1,26 @@
-attrs==20.2.0
-boto3==1.15.0
-botocore==1.18.0
-cffi==1.14.2
-coverage==5.3
-cryptography==3.3.2
-importlib-metadata==1.7.0
-iniconfig==1.0.1
+attrs==21.2.0
+boto3==1.17.92
+botocore==1.20.92
+cffi==1.14.5
+coverage==5.5
+cryptography==3.4.7
+importlib-metadata==4.5.0
+iniconfig==1.1.1
 jmespath==0.10.0
-mock==4.0.2
-more-itertools==8.5.0
-packaging==20.4
+mock==4.0.3
+packaging==20.9
 pluggy==0.13.1
 py==1.10.0
 pycparser==2.20
 pyparsing==2.4.7
-pytest==6.0.2
-pytest-cov==2.10.1
-pytest-mock==3.3.1
+pytest==6.2.4
+pytest-cov==2.12.1
+pytest-mock==3.6.1
 python-dateutil==2.8.1
-s3transfer==0.3.3
-six==1.15.0
-toml==0.10.1
-urllib3==1.25.10
+s3transfer==0.4.2
+six==1.16.0
+toml==0.10.2
+typing-extensions==3.10.0.0
+urllib3==1.26.5
 wrapt==1.12.1
-zipp==3.1.0
+zipp==3.4.1