Make versions match SemVer pattern

All PE version downloads need to match the x.y.z format. This commit
changes the type specifier to require this format.

This is especially useful to help guide people to the right parameters
if they specify a version like "2022.4" instead of "2022.4.0".

Author: reidmv

plans/install.pp

@@ -26,7 +26,7 @@
 
   # Common Configuration
   String                            $console_password,
-  String                            $version                          = '2019.8.8',
+  Pattern[/\d+\.\d+\.\d+/]          $version                          = '2019.8.8',
   Optional[Array[String]]           $dns_alt_names                    = undef,
   Optional[String]                  $compiler_pool_address            = undef,
   Optional[String]                  $internal_compiler_a_pool_address = undef,

plans/subplans/install.pp

@@ -33,10 +33,10 @@
   Optional[Peadm::SingleTargetSpec] $replica_postgresql_host  = undef,
 
   # Common Configuration
-  String               $console_password,
-  String               $version       = '2019.8.5',
-  Array[String]        $dns_alt_names = [ ],
-  Hash                 $pe_conf_data  = { },
+  String                   $console_password,
+  Pattern[/\d+\.\d+\.\d+/] $version       = '2019.8.5',
+  Array[String]            $dns_alt_names = [ ],
+  Hash                     $pe_conf_data  = { },
 
   # Code Manager
   Optional[String]     $r10k_remote              = undef,

plans/upgrade.pp

@@ -25,10 +25,10 @@
   Optional[Peadm::SingleTargetSpec] $replica_postgresql_host = undef,
 
   # Common Configuration
-  String           $version,
-  Optional[String] $compiler_pool_address            = undef,
-  Optional[String] $internal_compiler_a_pool_address = undef,
-  Optional[String] $internal_compiler_b_pool_address = undef,
+  Pattern[/\d+\.\d+\.\d+/] $version,
+  Optional[String]         $compiler_pool_address            = undef,
+  Optional[String]         $internal_compiler_a_pool_address = undef,
+  Optional[String]         $internal_compiler_b_pool_address = undef,
 
   # Other
   Optional[String]      $token_file             = undef,