Merge pull request #208 from Esri/puneet/revert_targetsdk_version

revert targetsdk version

Author: puneet-pdx

gradle/script/versions.gradle

@@ -17,7 +17,7 @@
 ext {
     droid = ext {
         minSdk = 23
-        targetSdk = 31
+        targetSdk = 29
         androidGradlePlugin = "4.0.0"
         androidMavenGradlePlugin = "2.1"
         dokka = "0.9.18"