update google-api-python-client to 1.8.3 part 4 (GoogleCloudPlatform#3826)

Author: leahecole

iam/api-client/requirements.txt

@@ -1,3 +1,3 @@
-google-api-python-client==1.8.2
+google-api-python-client==1.8.3
 google-auth==1.15.0
 google-auth-httplib2==0.0.3

iot/api-client/end_to_end_example/requirements.txt

@@ -1,5 +1,5 @@
 cryptography==2.9.2
-google-api-python-client==1.8.2
+google-api-python-client==1.8.3
 google-auth-httplib2==0.0.3
 google-auth==1.15.0
 google-cloud-pubsub==1.4.3

iot/api-client/gcs_file_to_device/requirements.txt

@@ -1,4 +1,4 @@
-google-api-python-client==1.8.2
+google-api-python-client==1.8.3
 google-auth==1.15.0
 google-auth-httplib2==0.0.3
 google-cloud-iot==1.0.0

iot/api-client/http_example/requirements.txt

@@ -1,5 +1,5 @@
 cryptography==2.9.2
-google-api-python-client==1.8.2
+google-api-python-client==1.8.3
 google-auth-httplib2==0.0.3
 google-auth==1.15.0
 google-cloud-iot==1.0.0

iot/api-client/manager/requirements.txt

@@ -1,6 +1,6 @@
 cryptography==2.9.2
 flaky==3.6.1
-google-api-python-client==1.8.2
+google-api-python-client==1.8.3
 google-auth-httplib2==0.0.3
 google-auth==1.15.0
 google-cloud-iot==1.0.0

iot/api-client/mqtt_example/requirements.txt

@@ -1,5 +1,5 @@
 cryptography==2.9.2
-google-api-python-client==1.8.2
+google-api-python-client==1.8.3
 google-auth-httplib2==0.0.3
 google-auth==1.15.0
 google-cloud-pubsub==1.4.3