Bump tor-browser-build to tbb-9.5a4-build1

Also update Makefile and rbm.conf to sync with upstream changes

.gitignore

@@ -4,7 +4,6 @@
 /out
 /release
 /alpha
-/alpha_nightly
 /nightly
 /testbuild
 /rbm.local.conf

rbm.conf

@@ -40,7 +40,7 @@ var:
     [% END -%]
     input_files: [% c("input_files_id") %]
     build:
-    [% c("build", { filename => 'f', output_dir => '/out' }) %]
+    [% c("build", { filename => 'f', output_dir => '/out', norec => {} }) %]
   container:
     dir: '[% c("rbm_tmp_dir") %]/rbm-containers/[% sha256(c("build_id")) %]'
     user: rbm

tor-browser-build

@@ -1 +1 @@
-Subproject commit 95bc7fde8230aab8fdb3cc87a1d8143f400c25e4
+Subproject commit 637e37bff412b587970791dafdb3174eb359d6b3