Update gathering-information-for-troubleshooting-sites.mdx (#18221)

Browser cache needs to be disabled if it's an Edge Cache issue.

Author: cf-scott

src/content/docs/support/troubleshooting/general-troubleshooting/gathering-information-for-troubleshooting-sites.mdx

@@ -39,7 +39,7 @@ Some browsers either require a browser extension or cannot generate a HAR. When
 
 ![HAR network tab screenshot from Chrome developer tools](~/assets/images/support/gathering_har_file_network.png)
 
-3. Check **Preserve log**.
+3. Check **Preserve log**. Please also check ***Disable cache*** if you are reporting a Cloudflare Cache issue.
 
 4. Click record.
 
@@ -93,7 +93,7 @@ Some browsers either require a browser extension or cannot generate a HAR. When
 
 5. Select the **Network** tab in the DevTools window.
 
-6. Check **Preserve log**.
+6. Check **Preserve log**. Please also check ***Disable cache*** if you are reporting a Cloudflare Cache issue.
 
 7. Click **record**.