fix: Improve "project not found" error message

Update "project not found" message to avoid mentioning "IDs" and "slugs," which might confuse some users. Instead, make this error message follow the same format as the "release not found" message.

src/api/errors/api_error.rs

@@ -24,7 +24,7 @@ pub(in crate::api) enum ApiErrorKind {
     OrganizationNotFound,
     #[error("resource not found")]
     ResourceNotFound,
-    #[error("Project not found. Please check that you entered the project and organization IDs or slugs correctly.")]
+    #[error("Project not found. Please verify that you configured the correct project and organization.")]
     ProjectNotFound,
     #[error("Release not found. Please verify that you configured the correct release, project, and organization.")]
     ReleaseNotFound,