Update minimum Firefox version to 102.0

chrome.permissions.request is only available in Firefox for Android
version 102.0. This fixes some warnings given by the linter regarding
ANDROID_INCOMPATIBLE_API.

Change-Id: I0e219789322a387ce28ed346affef611c67e9abe
diff --git a/templates/manifest.gjson b/templates/manifest.gjson
index 5aabcf1..726c398 100644
--- a/templates/manifest.gjson
+++ b/templates/manifest.gjson
@@ -168,7 +168,7 @@
   "browser_specific_settings": {
     "gecko": {
       "id": "twpowertools@avm99963.com",
-      "strict_min_version": "57.0"
+      "strict_min_version": "102.0"
     }
   },
 #endif