chore(insights): remove trends docs page (#13719)

Author: shellmayr

docs/contributing/approach/product-docs/write-index.mdx

@@ -46,7 +46,7 @@ Use this approach for a page that requires more explanation to break down and/or
 - Describe how each page section/element or child page, helps the customer achieve the WHY of this feature.
 - Include links to relevant child pages in the text.
 - Group page sections/elements or child pages as appropriate. {/*<!-- TO DO add an example here - probably the new Alerts index page -->*/}
-- Add headings that describe the benefit rather than the page section/element like [here](/product/insights/overview/#analyze-performance-trends).
+- Add headings that describe the benefit rather than the page section/element
 - Describe how this feature fits in/interacts with other parts of the application, if applicable (e.g., this page has a button that takes you Discover queries).
 
 If you use this approach, you may want to include a very high-level, one- or two-sentence description of what the page looks like as part of the WHAT/WHY section.

docs/product/index.mdx

@@ -36,7 +36,6 @@ Sentry [**Profiling**](/product/profiling/) provides code-level insights into yo
 
 Our performance monitoring feature helps you track application performance, measure metrics like throughput and latency, and see the impact of errors across multiple services.
 
-- Sentry helps you discover and act on [**trends**](/product/insights/overview/trends/) before they become a bigger problem by surfacing transactions whose performance has changed significantly over time.
 - Sentry provides insights to help you monitor your app's performance. This includes web vitals, mobile vitals, queries, HTTP requests, and more. You can drill into event samples to investigate variations in performance.
 
 ### Release Health Monitoring

docs/product/insights/overview/filters-display/index.mdx

@@ -6,9 +6,9 @@ description: "Manage the information on the Insight Overview page using search o
 
 You can filter the information displayed on the **Performance** page by searching or using page-level display filters.
 
-## Transaction and Trend Views
+## Transaction Views
 
-The page displays a view of transactions, but you can click the “View Trends” button to view trends information. The different ways you can filter and set the display of transactions is described fully on this page. To learn more about viewing transactions by trend, see our [Trends View documentation](/product/insights/overview/trends/).
+The page displays a view of transactions. The different ways you can filter and set the display of transactions is described fully on this page.
 
 ### All Transactions
 

docs/product/insights/overview/index.mdx

@@ -12,7 +12,7 @@ Learn more about traces in the [full Tracing documentation](/product/sentry-basi
 
 </Alert>
 
-The **Insights Overview** page is the main view in [sentry.io](https://sentry.io) where you can search or browse for transaction data. A transaction represents a single instance of an activity you want to measure or track, such as a page load, page navigation, or an asynchronous task. The page displays graphs that visualize transactions or [trends](/product/insights/overview/trends/), as well as a table where you can view relevant transactions and drill down to get more information about them.
+The **Insights Overview** page is the main view in [sentry.io](https://sentry.io) where you can search or browse for transaction data. A transaction represents a single instance of an activity you want to measure or track, such as a page load, page navigation, or an asynchronous task. The page displays graphs that visualize transactions, as well as a table where you can view relevant transactions and drill down to get more information about them.
 
 ![Performance homepage with All Transactions tab selected.](./img/01_full_widget_all.png)
 
@@ -22,10 +22,6 @@ Using the information on this page, you can trace issues back through services (
 
 The **Insights Overview** page provides you with several filter and display options so that you can focus on the performance data that's most important to you. You can use the project, environment, and date filters to customize the information displayed on the page, including what's shown in the [widgets](/product/insights/overview/filters-display/#widgets) and [transactions table](/product/insights/overview/filters-display/#transaction-table). You can also search to find and filter for the specific transactions you want to investigate.
 
-## Analyze Performance Trends
-
-The [trends view](/product/insights/overview/trends/) allows you to see transactions that have had significant performance changes over time. This view is ideal for insights about transactions with large counts.
-
 ## Investigate Transactions
 
 When you find a transaction of interest, you can investigate further by going to its [Transaction Summary page](/product/insights/overview/transaction-summary). Every transaction has a summary view that gives you a better understanding of its overall health. With this view, you'll find graphs, instances of these events, stats, facet maps, related errors, and more.