[PT Run] Find applications using the PATH env variable (#4418)

* Search for programs in the path env variable

* removing list of disabled programs

* Added env variable string to classify apps

* reverted the fullpath change

* removing full paths while calculating dups

* removed dups

* removed debugging code

* Renamed to run command

* Added condition to filter run commands unless there is an exact match

* renamed occurances to RUN COMMAND

* localized the subtitle - Run command

* Added tests

* add fullpath back to hash calculation

* renamed the function

src/modules/launcher/Plugins/Microsoft.Plugin.Program/Settings.cs

@@ -17,6 +17,8 @@ namespace Microsoft.Plugin.Program
 
         public bool EnableRegistrySource { get; set; } = true;
 
+        public bool EnablePathEnvironmentVariableSource { get; set; } = true;
+
         internal const char SuffixSeparator = ';';
 
         /// <summary>