vendor: update all dependencies to latest versions

vendor/github.com/aws/aws-sdk-go/models/apis/codepipeline/2015-07-09/api-2.json

@@ -798,7 +798,11 @@
       "type":"string",
       "pattern":"[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}"
     },
-    "ClientToken":{"type":"string"},
+    "ClientToken":{
+      "type":"string",
+      "max":256,
+      "min":1
+    },
     "Code":{"type":"string"},
     "ContinuationToken":{"type":"string"},
     "CreateCustomActionTypeInput":{
@@ -1018,7 +1022,8 @@
     "GetPipelineOutput":{
       "type":"structure",
       "members":{
-        "pipeline":{"shape":"PipelineDeclaration"}
+        "pipeline":{"shape":"PipelineDeclaration"},
+        "metadata":{"shape":"PipelineMetadata"}
       }
     },
     "GetPipelineStateInput":{
@@ -1255,7 +1260,11 @@
       "max":5,
       "min":0
     },
-    "NextToken":{"type":"string"},
+    "NextToken":{
+      "type":"string",
+      "max":2048,
+      "min":1
+    },
     "Nonce":{"type":"string"},
     "NotLatestPipelineExecutionException":{
       "type":"structure",
@@ -1279,6 +1288,10 @@
       "max":100,
       "min":0
     },
+    "PipelineArn":{
+      "type":"string",
+      "pattern":"arn:aws(-[\\w]+)*:codepipeline:.+:[0-9]{12}:.+"
+    },
     "PipelineContext":{
       "type":"structure",
       "members":{
@@ -1349,6 +1362,14 @@
       "type":"list",
       "member":{"shape":"PipelineSummary"}
     },
+    "PipelineMetadata":{
+      "type":"structure",
+      "members":{
+        "pipelineArn":{"shape":"PipelineArn"},
+        "created":{"shape":"Timestamp"},
+        "updated":{"shape":"Timestamp"}
+      }
+    },
     "PipelineName":{
       "type":"string",
       "max":100,