Address doc-related PR comments

Author: hsubox76

packages/app-check/src/public-types.ts

@@ -58,7 +58,7 @@ export type _AppCheckComponentName = 'app-check';
  */
 export interface AppCheckOptions {
   /**
-   * reCAPTCHA V3 provider, reCAPTCHA Enterprise provider,  or custom provider.
+   * A reCAPTCHA V3 provider, reCAPTCHA Enterprise provider, or custom provider.
    */
   provider: CustomProvider | ReCaptchaV3Provider | ReCaptchaEnterpriseProvider;
   /**

packages/firebase/compat/index.d.ts

@@ -1543,20 +1543,20 @@ declare namespace firebase.appCheck {
     token: string;
   }
   /*
-   * ReCAPTCHA v3 token provider.
+   * reCAPTCHA v3 token provider.
    */
   class ReCaptchaV3Provider {
     /**
-     * @param siteKey - ReCAPTCHA v3 site key (public key).
+     * @param siteKey - reCAPTCHA v3 site key (public key).
      */
     constructor(siteKey: string);
   }
   /*
-   * ReCAPTCHA Enterprise token provider.
+   * reCAPTCHA Enterprise token provider.
    */
   class ReCaptchaEnterpriseProvider {
     /**
-     * @param keyId - ReCAPTCHA Enterprise key ID.
+     * @param keyId - reCAPTCHA Enterprise key ID.
      */
     constructor(keyId: string);
   }