Update to GeckoView Release 85.0.20210204182252 on releases/72.0 (mozilla-mobile#9630)

* Update GeckoView (Release) to 85.0.20210204182252.

* Set version.txt to 72.0.8.

* Set version to 72.0.8.

Co-authored-by: MickeyMoz <[email protected]>

Author: github-actions[bot]

.buildconfig.yml

@@ -1,6 +1,6 @@
 # Please keep this version in sync with version.txt
 # version.txt should be the new source of truth for version numbers
-componentsVersion: 72.0.7
+componentsVersion: 72.0.8
 # Please add a treeherder group in taskcluster/ci/config.yml if you add a new project here.
 projects:
   concept-awesomebar:

buildSrc/src/main/java/Gecko.kt

@@ -16,7 +16,7 @@ internal object GeckoVersions {
     /**
      * GeckoView Release Version.
      */
-    const val release_version = "85.0.20210127184413"
+    const val release_version = "85.0.20210204182252"
 }
 
 @Suppress("Unused", "MaxLineLength")

version.txt

@@ -1 +1 @@
-72.0.7
+72.0.8