bump x.y.z version to odd y following creation of RELEASE_3_20 branch

Author: jwokaty

DESCRIPTION

@@ -8,7 +8,7 @@ Description: Infrastructure to support 'views' used to classify
 biocViews: Infrastructure
 URL: http://bioconductor.org/packages/biocViews
 BugReports: https://github.com/Bioconductor/biocViews/issues
-Version: 1.74.0
+Version: 1.75.0
 License: Artistic-2.0
 Author: VJ Carey <[email protected]>,
         BJ Harshfield <[email protected]>,