always install matrix when installing jaspBase (#5326)

Modules/install-jaspBase.R.in

@@ -47,15 +47,15 @@ if (md5SumsChanged(modulePkg, moduleLibrary)) {
 
 }
 
+#This is necessary because of conflicts with Matrix dep of base R lib.
+#Can be removed when a new version of R updates its Matrix
+if (!@IS_FLATPAK_USED@) {
+  renv::install("Matrix", library = moduleLibrary, prompt = prompt)
+}
+
 # Converting the absolute symlinks to relative symlinks on macOS
 # Todo, I can do this using CMake like I do on Windows
 if (Sys.info()["sysname"] == "Darwin") {  
   source('@MODULES_BINARY_PATH@/symlinkTools.R')
   convertAbsoluteSymlinksToRelative('@R_LIBRARY_PATH@', '@MODULES_RENV_CACHE_PATH@')
 }
-
-#This is necessary because of conflicts with Matrix dep of base R lib.
-#Can be removed when a new version of R updates its Matrix
-if (@IS_LINUX_LOCAL_BUILD@) {
-	renv::install("Matrix", type="source")
-}