chore(clients): use Record type in event stream deserializer (#3657)

Author: trivikr

clients/client-lex-runtime-v2/src/protocols/Aws_restJson1.ts

@@ -869,7 +869,7 @@ export const deserializeAws_restJson1StartConversationCommand = async (
     const eventHeaders = Object.entries(event[eventName].headers).reduce((accummulator, curr) => {
       accummulator[curr[0]] = curr[1].value;
       return accummulator;
-    }, {} as { [key: string]: any });
+    }, {} as Record<string, any>);
     const eventMessage = {
       headers: eventHeaders,
       body: event[eventName].body,

clients/client-s3/src/protocols/Aws_restXml.ts

@@ -9648,7 +9648,7 @@ export const deserializeAws_restXmlSelectObjectContentCommand = async (
     const eventHeaders = Object.entries(event[eventName].headers).reduce((accummulator, curr) => {
       accummulator[curr[0]] = curr[1].value;
       return accummulator;
-    }, {} as { [key: string]: any });
+    }, {} as Record<string, any>);
     const eventMessage = {
       headers: eventHeaders,
       body: event[eventName].body,

clients/client-transcribe-streaming/src/protocols/Aws_restJson1.ts

@@ -247,7 +247,7 @@ export const deserializeAws_restJson1StartMedicalStreamTranscriptionCommand = as
     const eventHeaders = Object.entries(event[eventName].headers).reduce((accummulator, curr) => {
       accummulator[curr[0]] = curr[1].value;
       return accummulator;
-    }, {} as { [key: string]: any });
+    }, {} as Record<string, any>);
     const eventMessage = {
       headers: eventHeaders,
       body: event[eventName].body,
@@ -407,7 +407,7 @@ export const deserializeAws_restJson1StartStreamTranscriptionCommand = async (
     const eventHeaders = Object.entries(event[eventName].headers).reduce((accummulator, curr) => {
       accummulator[curr[0]] = curr[1].value;
       return accummulator;
-    }, {} as { [key: string]: any });
+    }, {} as Record<string, any>);
     const eventMessage = {
       headers: eventHeaders,
       body: event[eventName].body,