Fix GMIC DLL dependencies in Windows Installer build

GMIC.ofx now appears to depend on libngtcp2 DLLs. This change
updates genDllVersions.sh to include these DLLs in the installer so
the plugin can load properly.

Author: acolwell

tools/jenkins/genDllVersions.sh

@@ -305,6 +305,8 @@ catDll libfftw3-
 catDll libfftw3_threads-
 catDll libcurl-
 catDll libnghttp2-
+catDll libngtcp2-
+catDll libngtcp2_crypto_ossl
 #catDll libbrotlidec
 #catDll libbrotlicommon