doc: update prompt wording

Author: smorrisj

client/src/components/profile.ts

@@ -810,7 +810,7 @@ const input: ProfilePromptInput = {
   [ProfilePromptType.PrivateKeyFilePath]: {
     title: l10n.t("Private Key File Path (optional)"),
     placeholder: l10n.t("Enter the local private key file path"),
-    description: l10n.t("Leave empty to use SSH Agent or password."),
+    description: l10n.t("To use the SSH Agent or a password, leave blank."),
   },
 };
 

client/test/components/profile/profile.test.ts

@@ -975,7 +975,7 @@ describe("Profiles", async function () {
         name: "Private Key File Path",
         prompt: ProfilePromptType.PrivateKeyFilePath,
         wantTitle: "Private Key File Path (optional)",
-        wantDescription: "Leave empty to use SSH Agent or password.",
+        wantDescription: "To use the SSH Agent or a password, leave blank.",
         wantPlaceHolder: "Enter the local private key file path",
       },
     ];