[deps] Update PCRE2 URL (JuliaLang#43884) (JuliaLang#44047)

(cherry picked from commit 9769024)

Co-authored-by: Mosè Giordano <giordano@users.noreply.github.com>

Author: ararslan

deps/pcre.mk

@@ -6,7 +6,7 @@ PCRE_CFLAGS := -O3
 PCRE_LDFLAGS := $(RPATH_ESCAPED_ORIGIN)
 
 $(SRCCACHE)/pcre2-$(PCRE_VER).tar.bz2: | $(SRCCACHE)
-	$(JLDOWNLOAD) $@ https://ftp.pcre.org/pub/pcre/pcre2-$(PCRE_VER).tar.bz2
+	$(JLDOWNLOAD) $@ https://github.com/PhilipHazel/pcre2/releases/download/pcre2-$(PCRE_VER)/pcre2-$(PCRE_VER).tar.bz2
 
 $(SRCCACHE)/pcre2-$(PCRE_VER)/source-extracted: $(SRCCACHE)/pcre2-$(PCRE_VER).tar.bz2
 	$(JLCHECKSUM) $<