chore(deps): update dependency six to v1.15.0 (GoogleCloudPlatform#3853)

Author: renovate-bot

cdn/requirements.txt

@@ -1 +1 @@
-six==1.14.0
+six==1.15.0

composer/rest/requirements.txt

@@ -1,3 +1,3 @@
 google-auth==1.15.0
 requests==2.23.0
-six==1.14.0
+six==1.15.0

compute/xmpp_wikibot/requirements.txt

@@ -1,4 +1,4 @@
 Flask==1.1.2
 requests==2.23.0
 sleekxmpp==1.3.3
-six==1.14.0
+six==1.15.0

endpoints/bookstore-grpc-transcoding/requirements.txt

@@ -1,5 +1,5 @@
 grpcio==1.29.0
 grpcio-tools==1.29.0
 google-auth==1.15.0
-six==1.14.0
+six==1.15.0
 googleapis-common-protos==1.51.0

endpoints/bookstore-grpc/requirements.txt

@@ -1,4 +1,4 @@
 grpcio==1.29.0
 grpcio-tools==1.29.0
 google-auth==1.15.0
-six==1.14.0
+six==1.15.0

endpoints/getting-started/requirements.txt

@@ -1,7 +1,7 @@
 Flask==1.1.2
 flask-cors==3.0.8
 gunicorn==20.0.4
-six==1.14.0
+six==1.15.0
 pyyaml==5.3.1
 requests==2.23.0
 google-auth==1.15.0

media-translation/cloud-client/requirements.txt

@@ -1,3 +1,3 @@
 google-cloud-media-translation==0.1.1
 pyaudio==0.2.11
-six==1.14.0
+six==1.15.0

speech/microphone/requirements.txt

@@ -1,4 +1,4 @@
 google-cloud-speech==1.3.2
 pyaudio==0.2.11
-six==1.14.0
+six==1.15.0
 

storage/signed_urls/requirements.txt

@@ -1,3 +1,3 @@
 google-cloud-storage==1.28.1
 google-auth==1.15.0
-six==1.14.0
+six==1.15.0