[glibmm] MSVC_NMake/config-msvc.mak: Correct libsigc++ libname

[Chun-wei Fan <fanchunwei src gnome org>]

commit 12f69f570f69e9e930fe573e1b0e4137189c453b
Author: Chun-wei Fan <fanchunwei src gnome org>
Date:   Fri Feb 7 17:57:15 2020 +0800

    MSVC_NMake/config-msvc.mak: Correct libsigc++ libname
    
    libsigc++'s Meson build files have been corrected to produce
    sigc-3.0.lib like the autotools builds, so make sure we link to the
    correct .lib file.

 MSVC_NMake/config-msvc.mak | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/MSVC_NMake/config-msvc.mak b/MSVC_NMake/config-msvc.mak
index 4cfbefb2..3f2664d0 100644
--- a/MSVC_NMake/config-msvc.mak
+++ b/MSVC_NMake/config-msvc.mak
@@ -43,7 +43,7 @@ GIOMM_EX_CFLAGS = $(GIOMM_BASE_CFLAGS) $(GLIBMM_EXTRA_INCLUDES)
 #          giomm-vc$(VSVER)0-d-$(GLIBMM_MAJOR_VERSION)_$(GLIBMM_MINOR_VERSION).dll at least
 
 !ifdef USE_MESON_LIBS
-LIBSIGC_LIBNAME = sigc++-$(LIBSIGC_MAJOR_VERSION).$(LIBSIGC_MINOR_VERSION)
+LIBSIGC_LIBNAME = sigc-$(LIBSIGC_MAJOR_VERSION).$(LIBSIGC_MINOR_VERSION)
 LIBSIGC_DLL = $(LIBSIGC_LIBNAME)-0.dll
 !else
 LIBSIGC_LIBNAME = sigc-vc$(VSVER)0$(DEBUG_SUFFIX)-$(LIBSIGC_MAJOR_VERSION)_$(LIBSIGC_MINOR_VERSION)