fix: every accepted md5 is its own search word

Recalbox lists accepted md5s joined by commas, and platform pages printed the list as one code span. The site search took it for a single word, so 198 accepted values could not be found. Each value now has its own span.

scripts/generate_site.py

@@ -1768,10 +1768,13 @@ def _render_platform_systems(
             sha256 = str(cfg_entry.get("sha256") or "")
             if sha1 or md5 or crc32 or sha256:
                 hash_parts = []
+                # One code span per value: Recalbox lists accepted md5s joined
+                # by commas, and the search indexed the joined run as a single
+                # word, so the second and later values were never found.
                 if sha1:
-                    hash_parts.append(f"SHA1: `{sha1}`")
+                    hash_parts.append(f"SHA1: {_hash_spans(sha1)}")
                 if md5:
-                    hash_parts.append(f"MD5: `{md5}`")
+                    hash_parts.append(f"MD5: {_hash_spans(md5)}")
                 if crc32:
                     hash_parts.append(f"CRC32: `{crc32}`")
                 if sha256: