Ameba: Fix unused argument Lint warnings (#4805)

Related to issue 2231

src/invidious/routes/account.cr

@@ -53,7 +53,7 @@ module Invidious::Routes::Account
       return error_template(401, "Password is a required field")
     end
 
-    new_passwords = env.params.body.select { |k, v| k.match(/^new_password\[\d+\]$/) }.map { |k, v| v }
+    new_passwords = env.params.body.select { |k, _| k.match(/^new_password\[\d+\]$/) }.map { |_, v| v }
 
     if new_passwords.size <= 1 || new_passwords.uniq.size != 1
       return error_template(400, "New passwords must match")
@@ -240,7 +240,7 @@ module Invidious::Routes::Account
       return error_template(400, ex)
     end
 
-    scopes = env.params.body.select { |k, v| k.match(/^scopes\[\d+\]$/) }.map { |k, v| v }
+    scopes = env.params.body.select { |k, _| k.match(/^scopes\[\d+\]$/) }.map { |_, v| v }
     callback_url = env.params.body["callbackUrl"]?
     expire = env.params.body["expire"]?.try &.to_i?
 

src/invidious/yt_backend/connection_pool.cr

@@ -24,7 +24,7 @@ struct YoutubeConnectionPool
     @pool = build_pool()
   end
 
-  def client(&block)
+  def client(&)
     conn = pool.checkout
     begin
       response = yield conn
@@ -69,7 +69,7 @@ def make_client(url : URI, region = nil, force_resolve : Bool = false)
   return client
 end
 
-def make_client(url : URI, region = nil, force_resolve : Bool = false, &block)
+def make_client(url : URI, region = nil, force_resolve : Bool = false, &)
   client = make_client(url, region, force_resolve)
   begin
     yield client

src/invidious/yt_backend/extractors.cr

@@ -856,7 +856,7 @@ end
 #
 # This function yields the container so that items can be parsed separately.
 #
-def extract_items(initial_data : InitialData, &block)
+def extract_items(initial_data : InitialData, &)
   if unpackaged_data = initial_data["contents"]?.try &.as_h
   elsif unpackaged_data = initial_data["response"]?.try &.as_h
   elsif unpackaged_data = initial_data.dig?("onResponseReceivedActions", 1).try &.as_h