Improve path segment escaping in OciRepositoryHandler:

old:
/ -> $1
$ -> $0
new: optimizes for nice escaping of slashes that are almost always part of the registryUrl and imageName, while '*' is less common
/ -> *
* -> $1
$ -> $0

src/main/kotlin/io/github/sgtsilvio/gradle/oci/internal/registry/OciRepositoryHandler.kt

@@ -407,6 +407,6 @@ private fun JsonArrayStringBuilder.addDependency(
     addCapabilities("requestedCapabilities", capabilities, platform)
 }
 
-internal fun String.escapePathSegment() = escapeReplace('/', '$')
+internal fun String.escapePathSegment() = escapeReplace('*', '$').replace('/', '*')
 
-internal fun String.unescapePathSegment() = unescapeReplace('/', '$')
+internal fun String.unescapePathSegment() = replace('*', '/').unescapeReplace('*', '$')