Projucer: Made it possible to set the VST (legacy) global search path from the command line

extras/Projucer/Source/Application/jucer_CommandLine.cpp

@@ -690,7 +690,7 @@ namespace
 
     static bool isValidPathIdentifier (const String& id, const String& os)
     {
-        return id == "vst3Path" || (id == "aaxPath" && os != "linux") || (id == "rtasPath" && os != "linux")
+        return id == "vst3Path" || id == "vstLegacyPath" || (id == "aaxPath" && os != "linux") || (id == "rtasPath" && os != "linux")
             || id == "androidSDKPath" || id == "androidNDKPath" || id == "defaultJuceModulePath" || id == "defaultUserModulePath";
     }
 
@@ -873,7 +873,7 @@ namespace
                   << std::endl
                   << " " << appName << " --set-global-search-path os identifier_to_set new_path" << std::endl
                   << "    Sets the global path for a specified os and identifier. The os should be either osx, windows or linux and the identifiers can be any of the following: "
-                  << "defaultJuceModulePath, defaultUserModulePath, vst3Path, aaxPath (not valid on linux), rtasPath (not valid on linux), androidSDKPath or androidNDKPath. "
+                  << "defaultJuceModulePath, defaultUserModulePath, vst3Path, vstLegacyPath, aaxPath (not valid on linux), rtasPath (not valid on linux), androidSDKPath or androidNDKPath. "
                      "When setting defaultUserModulePath you can specify multiple paths by surrounding a semicolon-separated list of paths with double quotes \"like;so\"" << std::endl
                   << std::endl
                   << " " << appName << " --create-project-from-pip path/to/PIP path/to/output path/to/JUCE/modules (optional) path/to/user/modules (optional)" << std::endl