fixup! Base Browser's .mozconfigs.

Bug 42337: Enable GeckoDriver for all desktop platforms

browser/config/mozconfigs/base-browser

@@ -48,3 +48,6 @@ ac_add_options --disable-legacy-profile-creation
 if test -z "$WASI_SYSROOT"; then
     ac_add_options --without-wasm-sandboxed-libraries
 fi
+
+# tor-browser#42337
+ac_add_options --enable-geckodriver

mozconfig-linux-x86_64

@@ -4,6 +4,3 @@ ac_add_options --enable-default-toolkit=cairo-gtk3
 
 ac_add_options --disable-strip
 ac_add_options --disable-install-strip
-
-# We want to bundle an own geckodriver, so we can use it for QA and other work
-ac_add_options --enable-geckodriver