build: update versionCode and versionName for 4.5.1

Author: JuancaG05

owncloudApp/build.gradle

@@ -100,8 +100,8 @@ android {
 
         testInstrumentationRunner "com.owncloud.android.utils.OCTestAndroidJUnitRunner"
 
-        versionCode = 45000000
-        versionName = "4.5.0"
+        versionCode = 45000100
+        versionName = "4.5.1"
 
         buildConfigField "String", gitRemote, "\"" + getGitOriginRemote() + "\""
         buildConfigField "String", commitSHA1, "\"" + getLatestGitHash() + "\""