discourseAllPlugins.plugins.discourse-prometheus: Update ABI patch

diff --git a/bin/collector b/bin/collector

index 4fec65e..e59eac7 100755

index 6bd04a8caffb..119526fc6ea3 100644

--- a/bin/collector

+++ b/bin/collector

@@ -3,8 +3,10 @@

@@ -3,12 +3,14 @@

 Process.setproctitle("discourse prometheus-collector")

+# We need the ABI version {MAJOR}.{MINOR}.0 here.

+abi_version = ENV['GEM_PATH'].split("/")[-1]

 version = File.read(File.expand_path("../../prometheus_exporter_version", __FILE__)).strip

-spec_file = File.expand_path("../../gems/#{RUBY_VERSION}/specifications/prometheus_exporter-#{version}.gemspec", __FILE__)

+spec_file = File.expand_path("../../gems/#{abi_version}/specifications/prometheus_exporter-#{version}.gemspec", __FILE__)

 spec = Gem::Specification.load spec_file

 [

   "webrick-#{ENV["WEBRICK_VERSION"]}",

   "prometheus_exporter-#{ENV["PROMETHEUS_EXPORTER_VERSION"]}",

 ].each do |spec_name|

   spec_file =

-    File.expand_path("../../gems/#{RUBY_VERSION}/specifications/#{spec_name}.gemspec", __FILE__)

+    File.expand_path("../../gems/#{abi_version}/specifications/#{spec_name}.gemspec", __FILE__)

   spec = Gem::Specification.load(spec_file)

   spec.activate

 end