Install psalm as dev, sync scripts updates

vendor/felixfbecker/language-server-protocol/src/CodeLens.php

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+<?php
+
+namespace LanguageServerProtocol;
+
+/**
+ * A code lens represents a command that should be shown along with
+ * source text, like the number of references, a way to run tests, etc.
+ *
+ * A code lens is _unresolved_ when no command is associated to it. For performance
+ * reasons the creation of a code lens and resolving should be done in two stages.
+ */
+class CodeLens
+{
+    /**
+     * The range in which this code lens is valid. Should only span a single line.
+     *
+     * @var Range
+     */
+    public $range;
+
+    /**
+     * The command this code lens represents.
+     *
+     * @var Command|null
+     */
+    public $command;
+
+    /**
+     * A data entry field that is preserved on a code lens item between
+     * a code lens and a code lens resolve request.
+     *
+     * @var mixed|null
+     */
+    public $data;
+
+    /**
+     * @param mixed $data
+     */
+    public function __construct(Range $range = null, Command $command = null, $data = null)
+    {
+        /** @psalm-suppress PossiblyNullPropertyAssignmentValue */
+        $this->range = $range;
+        $this->command = $command;
+        $this->data = $data;
+    }
+}