Update transliterate_filenames. and composer specs.

composer.json

@@ -27,7 +27,7 @@
         }
     ],
     "require": {
-        "php": "^7.4 || ^8",
+        "php": "^8",
         "composer/installers": "^1.9",
         "cweagans/composer-patches": "^1.7",
         "drupal/admin_toolbar": "^3.1",
@@ -41,11 +41,11 @@
         "drupal/field_group": "^3",
         "drupal/field_permissions": "^1",
         "drupal/field_report": "^2.1",
-        "drupal/flysystem": "^2.0@beta || ^2.1.0@RC",
-        "drupal/hal": "^1.0||^2.0",
+        "drupal/flysystem": "^2.1.0@RC",
+        "drupal/hal": "^2.0",
         "drupal/leaflet": "^10.1",
         "drupal/matomo": "^1.19",
-        "drupal/pathauto": "*",
+        "drupal/pathauto": "^1.12",
         "drupal/pdf": "^1.1",
         "drupal/rest_oai_pmh": "^2.0@beta",
         "drupal/search_api_solr": "^4.2",
@@ -64,7 +64,7 @@
         "islandora-rdm/islandora_fits": "dev-8.x-1.x as 1.x-dev",
         "islandora/controlled_access_terms": "^2",
         "islandora/islandora": "^2",
-        "islandora/islandora_mirador": "*",
+        "islandora/islandora_mirador": "^2.3.5",
         "islandora/openseadragon": "^2",
         "islandora/views_nested_details": "^1.0",
         "library/pdf.js": "^2.4",