catacomb.pc.in: Update dependency on mLib.

The most recent relevant change appears to be

    commit 4d845619c3f21fe19dd7f7b16815281b34de9e33
    Author: Mark Wooding <mdw@distorted.org.uk>
    Date:   Sat, 26 May 2018 23:31:00 +0100

	codec/url.c: Always encode whitespace characters.

	Vertical whitespace is obviously bad, so this is a longstanding bug; but
	all whitespace should really be escaped.

which was first released as part of 2.3.0.

diff --git a/catacomb.pc.in b/catacomb.pc.in
index c0337f3..7f6b208 100644 (file)
--- a/catacomb.pc.in
+++ b/catacomb.pc.in
@@ -7,7 +7,7 @@ Name: Catacomb
 Description: Cryptographic library
 Version: @VERSION@
 
-Requires: mLib >= 2.0.4
+Requires: mLib >= 2.3.0
 Libs: -L${libdir} -lcatacomb
 Libs.private: @CATACOMB_LIBS@
 Cflags: -I${includedir} -I${libdir}/catacomb/include