Update stdlib versions [ci skip]

NEWS.md

@@ -273,17 +273,17 @@ Outstanding ones only.
     * IO::Wait 0.2.0
     * CSV 3.2.1
     * Etc 1.3.0
-    * Date 3.2.0
+    * Date 3.2.2
     * Zlib 2.1.1
     * StringScanner 3.0.1
-    * IpAddr 1.2.2
+    * IpAddr 1.2.3
     * Logger 1.4.4
     * OStruct 0.5.0
     * Irb
     * Racc 1.6.0
     * Delegate 0.2.0
     * Benchmark 0.2.0
-    * CGI 0.3.0
+    * CGI 0.3.1
     * Readline(C-ext) 0.1.3
     * Timeout 0.2.0
     * YAML 0.2.0
@@ -298,7 +298,7 @@ Outstanding ones only.
     * Net::Http 0.2.0
     * BigDecimal
     * OptionParser 0.2.0
-    * Set 1.0.1
+    * Set 1.0.2
     * Find 0.1.1
     * Rinda 0.1.1
     * Erb 2.2.3
@@ -313,15 +313,15 @@ Outstanding ones only.
     * Prettyprint 0.1.1
     * Drb 2.1.0
     * Pathname 0.2.0
-    * Digest 3.1.0.pre2
+    * Digest 3.1.0.pre3
     * Un 0.2.0
 *   The following bundled gems are updated.
     * minitest 5.14.4
     * power_assert 2.0.1
     * rake 13.0.6
-    * test-unit 3.5.0
-    * rbs 1.6.2
-    * typeprof 0.20.2
+    * test-unit 3.5.1
+    * rbs 1.8.0
+    * typeprof 0.20.4
 *   The following default gems are now bundled gems.
     * net-ftp
     * net-imap