ci: install 'libsvn-perl' instead of 'git-svn'

diff --git a/GIT-VERSION-GEN b/GIT-VERSION-GEN
index 0a3ccac70ad0c14e805b33f372e6162dd84db7ec..13f835f9cde4fd2e238db6c11bb2cf38a626a1b2 100755 (executable)
--- a/GIT-VERSION-GEN
+++ b/GIT-VERSION-GEN
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 GVF=GIT-VERSION-FILE
-DEF_VER=v2.20.GIT
+DEF_VER=v2.21.0
 
 LF='
 '