Fix typo (#5885)

Author: kaibolay

packages/firebase/compat/index.d.ts

@@ -1894,7 +1894,7 @@ declare namespace firebase.remoteConfig {
     settings: Settings;
 
     /**
-     * Object containing default values for conigs.
+     * Object containing default values for configs.
      */
     defaultConfig: { [key: string]: string | number | boolean };
 

packages/remote-config-types/index.d.ts

@@ -22,7 +22,7 @@ export interface RemoteConfig {
   settings: Settings;
 
   /**
-   * Object containing default values for conigs.
+   * Object containing default values for configs.
    */
   defaultConfig: { [key: string]: string | number | boolean };