Update urlib3 version - Dependabot alerts (#328)

* bump up urllib3 version for resolving potential security vulnerabilities

instana/version.py

@@ -3,4 +3,4 @@
 
 # Module version file.  Used by setup.py and snapshot reporting.
 
-VERSION = '1.33.4'
+VERSION = '1.33.5'

setup.py

@@ -66,7 +66,7 @@ def check_setuptools():
                         'opentracing>=2.3.0',
                         'requests>=2.6.0',
                         'six>=1.12.0',
-                        'urllib3<1.26,>=1.21.1'],
+                        'urllib3<1.27,>=1.21.1'],
       entry_points={
                     'instana':  ['string = instana:load'],
                     'flask':    ['string = instana:load'],  # deprecated: use same as 'instana'

tests/requirements-27.txt

@@ -31,4 +31,4 @@ spyne>=2.9,<=2.12.14
 suds-jurko>=0.6
 tornado>=4.5.3,<6.0
 uvicorn>=0.12.2;python_version>="3.6"
-urllib3[secure]!=1.25.0,!=1.25.1,<1.26,>=1.21.1
+urllib3[secure]!=1.25.0,!=1.25.1,<1.27,>=1.21.1

tests/requirements-cassandra.txt

@@ -2,4 +2,4 @@ cassandra-driver==3.20.2
 mock>=2.0.0
 nose>=1.0
 pytest>=4.6
-urllib3[secure]!=1.25.0,!=1.25.1,<1.26,>=1.21.1
+urllib3[secure]!=1.25.0,!=1.25.1,<1.27,>=1.21.1

tests/requirements-gevent.txt

@@ -4,4 +4,4 @@ mock>=2.0.0
 nose>=1.0
 pyramid>=1.2
 pytest>=4.6
-urllib3[secure]!=1.25.0,!=1.25.1,<1.26,>=1.21.1
+urllib3[secure]!=1.25.0,!=1.25.1,<1.27,>=1.21.1

tests/requirements.txt

@@ -29,4 +29,4 @@ spyne>=2.13.16
 suds-jurko>=0.6
 tornado>=4.5.3,<6.0
 uvicorn>=0.13.4
-urllib3[secure]!=1.25.0,!=1.25.1,<1.26,>=1.21.1
+urllib3[secure]!=1.25.0,!=1.25.1,<1.27,>=1.21.1