Added current target version

fixed #17

Signed-off-by: Jonas Helming <jhelming@eclipsesource.com>

src/grab-vscode-versions.ts

@@ -19,6 +19,7 @@ export class GrabVSCodeVersions {
 
     static readonly VSCODE_URL_PATTERN_PRE_1_63 = 'https://raw.githubusercontent.com/Microsoft/vscode/${VERSION}/src/vs/vscode.d.ts';
     static readonly VSCODE_URL_PATTERN = 'https://raw.githubusercontent.com/Microsoft/vscode/${VERSION}/src/vscode-dts/vscode.d.ts';
+    static readonly CURRENT_REFERENCE_TARGET_VERSION = '1.55.2';
 
     private readonly content = new Content();
 
@@ -70,10 +71,16 @@ export class GrabVSCodeVersions {
                 versions.push(currVersion);
             }
         });
+
+        // keep only the last 4 versions
+        versions.length = 4;
+
+        // add main version
         versions.unshift('main');
 
-        // keep only 5 versions
-        versions.length = 5;
+        // add current reference target version
+        versions.push(GrabVSCodeVersions.CURRENT_REFERENCE_TARGET_VERSION);
+
         return versions;
     }