Expose drugs endpoint

Author: zhx828

src/main/java/org/mskcc/cbio/oncokb/config/SecurityConfiguration.java

@@ -109,6 +109,7 @@ public void configure(HttpSecurity http) throws Exception {
             .antMatchers("/api/v1/utils/cancerGeneList.json").permitAll()
 
             .antMatchers("/api/v1/annotation/search").hasAnyAuthority(AuthoritiesConstants.PREMIUM_USER, AuthoritiesConstants.ADMIN)
+            .antMatchers("/api/v1/drugs").hasAnyAuthority(AuthoritiesConstants.PREMIUM_USER, AuthoritiesConstants.ADMIN)
             .antMatchers("/api/v1/utils/allActionableVariants").hasAnyAuthority(AuthoritiesConstants.PREMIUM_USER, AuthoritiesConstants.ADMIN)
             .antMatchers("/api/v1/utils/allActionableVariants.txt").hasAnyAuthority(AuthoritiesConstants.PREMIUM_USER, AuthoritiesConstants.ADMIN)
             .antMatchers("/api/v1/utils/allAnnotatedVariants").hasAnyAuthority(AuthoritiesConstants.PREMIUM_USER, AuthoritiesConstants.ADMIN)