Fix About Chrome license string

Fixes the placeholder to match the version in chromium_strings.grd.

Bug: 895201
Change-Id: I31e1aec017661597cad41f9d9a1fff6601000b3a
Reviewed-on: https://chromium-review.googlesource.com/c/1288908Reviewed-by: Steven Bennetts <stevenjb@chromium.org>
Commit-Queue: Michael Giuffrida <michaelpg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#601272}

chrome/app/google_chrome_strings.grd

@@ -226,7 +226,7 @@ chromium_strings.grd. -->
           Chrome OS is made possible by additional <ph name="BEGIN_LINK_CROS_OSS">&lt;a target="_blank" href="$1"&gt;</ph>open source software<ph name="END_LINK_CROS_OSS">&lt;/a&gt;</ph>.
         </message>
         <message name="IDS_ABOUT_CROS_WITH_LINUX_VERSION_LICENSE" desc="Additional text displayed beneath the Chromium open source URLs for Chrome OS when Crostini is installed.">
-          Chrome OS is made possible by additional <ph name="BEGIN_LINK_CROS_OSS">&lt;a target="_blank" href="$1"&gt;</ph>open source software<ph name="END_LINK_CROS_OSS">&lt;/a&gt;</ph>, as is <ph name="BEGIN_LINK_LINUX_OSS">&lt;a target="_blank" href="$1"&gt;</ph>Linux (Beta)<ph name="END_LINK_LINUX_OSS">&lt;/a&gt;</ph>.
+          Chrome OS is made possible by additional <ph name="BEGIN_LINK_CROS_OSS">&lt;a target="_blank" href="$1"&gt;</ph>open source software<ph name="END_LINK_CROS_OSS">&lt;/a&gt;</ph>, as is <ph name="BEGIN_LINK_LINUX_OSS">&lt;a target="_blank" href="$2"&gt;</ph>Linux (Beta)<ph name="END_LINK_LINUX_OSS">&lt;/a&gt;</ph>.
         </message>
         <message name="IDS_ABOUT_SAFETY_INFORMATION" desc="The safety label in the About box.">
           Important use and safety information