Regex: Update PCRE to v8.35.

I was über lazy at first, so took libs from SM.
But actually it's quite easy to compile, so let's update to latest version \o/.

tools/pcre/testdata/testinput23

@@ -1,5 +1,7 @@
 /-- Tests for the 16-bit library only */
 
+< forbid 8W
+
 /-- Check maximum non-UTF character size --/
 
 /\x{ffff}/
@@ -7,6 +9,8 @@
 
 /\x{10000}/
 
+/\o{20000}/
+
 /-- Check character ranges --/
 
 /[\H]/BZSI