add libzip-devel for fedora build

in the fedora build instruction libzip-devel was missing

INSTALL

@@ -108,6 +108,7 @@ Required build dependencies:
 - QScintilla2
 - QCA
 - qtkeychain (>= 0.5)
+- libzip
 
 Optional dependencies:
 
@@ -364,7 +365,7 @@ new subdirectory called `build` or `build-qt5` in it.
     3.9.1. Install build dependencies
     =================================
 
-  dnf install qt5-qtwebkit-devel qt5-qtlocation-devel qt5-qttools-static qt5-qtscript-devel qca-qt5-devel python3-qt5-devel python3-qscintilla-qt5-devel qscintilla-qt5-devel python3-qscintilla-devel python3-qscintilla-qt5 clang flex bison geos-devel gdal-devel sqlite-devel libspatialite-devel qt5-qtsvg-devel qt5-qtxmlpatterns-devel spatialindex-devel expat-devel proj-devel qwt-qt5-devel gsl-devel postgresql-devel cmake python3-future gdal-python3 python3-psycopg2 python3-PyYAML python3-pygments python3-jinja2 python3-OWSLib qca-qt5-ossl qwt-qt5-devel qtkeychain-qt5-devel qwt-devel sip-devel
+  dnf install qt5-qtwebkit-devel qt5-qtlocation-devel qt5-qttools-static qt5-qtscript-devel qca-qt5-devel python3-qt5-devel python3-qscintilla-qt5-devel qscintilla-qt5-devel python3-qscintilla-devel python3-qscintilla-qt5 clang flex bison geos-devel gdal-devel sqlite-devel libspatialite-devel qt5-qtsvg-devel qt5-qtxmlpatterns-devel spatialindex-devel expat-devel proj-devel qwt-qt5-devel gsl-devel postgresql-devel cmake python3-future gdal-python3 python3-psycopg2 python3-PyYAML python3-pygments python3-jinja2 python3-OWSLib qca-qt5-ossl qwt-qt5-devel qtkeychain-qt5-devel qwt-devel sip-devel libzip-devel
 
 To build QGIS server additional dependencies are required: