Fix capitalization of Chrome in release notes

Author: PallaviWrite

src/content/docs/release-notes/synthetics-release-notes/node-browser-runtime-release-notes/node-browser-runtime-rc1.0.mdx

@@ -6,4 +6,4 @@ version: rc1.0
 
 ### Improvements
 
-* Upgrade chrome browser to 140
+* Upgraded Chrome browser to 140.

src/content/docs/release-notes/synthetics-release-notes/node-browser-runtime-release-notes/node-browser-runtime-rc1.1.mdx

@@ -6,5 +6,5 @@ version: rc1.1
 
 ### Security Patches
 
-* Fixed vulnerability (GHSA-mm7p-fcc7-pg87) for nodemailer
-* Fixed vulnerability (CVE-2025-56200) for validator
+* Fixed vulnerability (GHSA-mm7p-fcc7-pg87) for nodemailer.
+* Fixed vulnerability (CVE-2025-56200) for validator.

src/content/docs/release-notes/synthetics-release-notes/node-browser-runtime-release-notes/node-browser-runtime-rc1.2.mdx

@@ -6,8 +6,8 @@ version: rc1.2
 
 ### Improvements
 
-* Upgrade chrome browser to 141
+* Upgraded Chrome browser to 141.
 
 ### Security Patches
 
-* Fixed vulnerability (CVE-2025-5889) for brace-expansion
+* Fixed vulnerability (CVE-2025-5889) for brace-expansion.