Adapt to new type validation in puppetlabs-apache

The puppetlabs-apache module is enforcing more strict data type
validation[1].

This change updates the default values to adapt to that change.

[1] f41251e336

Closes-Bug: #1983300
Depends-on: https://review.opendev.org/851652
Change-Id: I8f865d33ad289b605c27de58d3accf6717888df8

manifests/wsgi/apache.pp

@@ -48,7 +48,7 @@
 #
 # [*priority*]
 #   (Optional) The priority for the vhost.
-#   Defaults to '10'
+#   Defaults to 10
 #
 # [*threads*]
 #   (Optional) The number of threads for the vhost.
@@ -70,11 +70,11 @@
 #
 # [*access_log_file*]
 #   (Optional) The log file name for the virtualhost.
-#   Defaults to false
+#   Defaults to undef
 #
 # [*access_log_format*]
 #   (Optional) The log format for the virtualhost.
-#   Defaults to false
+#   Defaults to undef
 #
 # [*error_log_file*]
 #   (Optional) The error log file name for the virtualhost.
@@ -106,7 +106,7 @@ class placement::wsgi::apache (
   $path                      = '/',
   $ssl                       = false,
   $workers                   = $::os_workers,
-  $priority                  = '10',
+  $priority                  = 10,
   $threads                   = 1,
   $wsgi_process_display_name = undef,
   $ssl_cert                  = undef,
@@ -116,8 +116,8 @@ class placement::wsgi::apache (
   $ssl_crl_path              = undef,
   $ssl_crl                   = undef,
   $ssl_certs_dir             = undef,
-  $access_log_file           = false,
-  $access_log_format         = false,
+  $access_log_file           = undef,
+  $access_log_format         = undef,
   $error_log_file            = undef,
   $headers                   = undef,
   $request_headers           = undef,

spec/classes/placement_wsgi_apache_spec.rb

@@ -10,7 +10,7 @@ describe 'placement::wsgi::apache' do
         :bind_port                 => 8778,
         :group                     => 'placement',
         :path                      => '/',
-        :priority                  => '10',
+        :priority                  => 10,
         :servername                => facts[:fqdn],
         :ssl                       => false,
         :ssl_ca                    => nil,
@@ -30,8 +30,8 @@ describe 'placement::wsgi::apache' do
         :wsgi_script_source        => platform_params[:wsgi_script_source],
         :headers                   => nil,
         :request_headers           => nil,
-        :access_log_file           => false,
-        :access_log_format         => false,
+        :access_log_file           => nil,
+        :access_log_format         => nil,
         :error_log_file            => nil,
       )}
     end
@@ -55,7 +55,7 @@ describe 'placement::wsgi::apache' do
           :vhost_custom_fragment     => 'Timeout 99',
           :wsgi_process_display_name => 'custom',
           :threads                   => 5,
-          :priority                  => '25',
+          :priority                  => 25,
           :access_log_file           => '/var/log/httpd/access_log',
           :access_log_format         => 'some format',
           :error_log_file            => '/var/log/httpd/error_log',