change pcre2 download url

old ftp.pcre.org is apparently down, www.pcre.org says to use github as the primary download location

change pcre2 download url
old ftp.pcre.org is apparently down, www.pcre.org says to use github as the primary download location
8d7196cd · Sergei Golubchik · bc82c622 · 8d7196cd
Commit 8d7196cd authored Nov 05, 2021 by Sergei Golubchik
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cmake/pcre.cmake cmake/pcre.cmake +1 -1

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--- a/cmake/pcre.cmake
+++ b/cmake/pcre.cmake
@@ -44,7 +44,7 @@ MACRO(BUNDLE_PCRE2)
  ExternalProject_Add(
    pcre2
    PREFIX   "${dir}"
-    URL      "http://ftp.pcre.org/pub/pcre/pcre2-10.37.zip"
+    URL      "https://github.com/PhilipHazel/pcre2/releases/download/pcre2-10.37/pcre2-10.37.zip"
    URL_MD5  8c1699a725d4b28410adf4b964ebbcb7
    INSTALL_COMMAND ""
    CMAKE_ARGS