docs(javascript): Add list of integrations that use globals (#16384)

## DESCRIBE YOUR PR

Documents missing integrations to filter.

Ref: getsentry/sentry-javascript#19324

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Author: s1gr1d

docs/platforms/javascript/common/best-practices/shared-environments.mdx

@@ -49,7 +49,7 @@ When setting up Sentry in a shared environment where multiple Sentry instances m
 ## Shared Environment Setup
 
 For the use cases listed above, set up a client manually as seen in the example below.
-In addition, avoid adding any integrations that use global state, like `Breadcrumbs` or `GlobalHandlers`.
+In addition, avoid adding any integrations that use global state, like `Breadcrumbs` or `GlobalHandlers` (see code snippet below).
 Furthermore, some default integrations that use the global state have to be filtered as in the example below.
 In these scenarios, it's a best practice to avoid using any integrations and to rely on manually capturing errors.
 
@@ -64,7 +64,7 @@ import {
 
 // filter integrations that use the global variable
 const integrations = getDefaultIntegrations({}).filter((defaultIntegration) => {
-  return !["BrowserApiErrors", "Breadcrumbs", "GlobalHandlers"].includes(
+  return !["BrowserApiErrors", "BrowserSession", "Breadcrumbs", "ConversationId", "GlobalHandlers", "FunctionToString"].includes(
     defaultIntegration.name
   );
 });