fix: Add remote for hyperSpec since the new version isn't on CRAN yet

DESCRIPTION

@@ -22,6 +22,10 @@ Suggests:
     simplerspec,
     testthat (>= 3.0.0),
     tibble
+Remotes: 
+    github::spectral-cockpit/opusreader2,
+    github::philipp-baumann/simplerspec,
+    github::r-hyperspec/hyperSpec,
 Encoding: UTF-8
 LazyData: true
 Roxygen: list(markdown = TRUE)