Update to GeckoView Beta 103.0.20220714185732 on releases/103.0 (mozilla-mobile#12504)

* Update GeckoView (Beta) to 103.0.20220714185732.

* Set version.txt to 103.0.8.

* Set version to 103.0.8.

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: 103.0.7
+componentsVersion: 103.0.8
 # Please add a treeherder group in taskcluster/ci/config.yml if you add a new project here.
 projects:
   compose-awesomebar:

buildSrc/src/main/java/Gecko.kt

@@ -9,7 +9,7 @@ object Gecko {
     /**
      * GeckoView Version.
      */
-    const val version = "103.0.20220712185923"
+    const val version = "103.0.20220714185732"
 
     /**
      * GeckoView channel

version.txt

@@ -1 +1 @@
-103.0.7
+103.0.8