Fix bug https://checkmarx.atlassian.net/browse/AST-93304 , cannot scan in case of proxy (#1097)

Co-authored-by: Itay Paz <143506741+cx-itay-paz@users.noreply.github.com>

Author: cx-margarita-levitm

src/cx/cx.ts

@@ -333,7 +333,10 @@ export class Cx implements CxPlatform {
     if (!token) {
       return enabled;
     }
-    const config = new CxConfig();
+    const config = await this.getAstConfiguration();
+    if (!config) {
+      return enabled;
+    }
     config.apiKey = token;
     const cx = new CxWrapper(config);
     try {
@@ -353,7 +356,10 @@ export class Cx implements CxPlatform {
     if (!token) {
       return enabled;
     }
-    const config = new CxConfig();
+    const config = await this.getAstConfiguration();
+    if (!config) {
+      return enabled;
+    }
     config.apiKey = token;
     const cx = new CxWrapper(config);
     try {