Move dependencies to stable version

Author: ballerina-bot

gradle.properties

@@ -2,15 +2,15 @@ org.gradle.caching=true
 group=org.ballerinalang
 version=1.0.4-SNAPSHOT
 puppycrawlCheckstyleVersion=8.18
-ballerinaLangVersion=2.0.0-Preview8-SNAPSHOT
-stdlibCacheVersion=2.0.4-SNAPSHOT
-stdlibConfigVersion=1.0.4-SNAPSHOT
-stdlibCryptoVersion=1.0.4-SNAPSHOT
-stdlibLogVersion=1.0.4-SNAPSHOT
-stdlibStringUtilsVersion=0.5.4-SNAPSHOT
+ballerinaLangVersion=2.0.0-Preview8
+stdlibCacheVersion=2.0.4
+stdlibConfigVersion=1.0.4
+stdlibCryptoVersion=1.0.4
+stdlibLogVersion=1.0.4
+stdlibStringUtilsVersion=0.5.4
 # Transitive dependencies
-stdlibIoVersion=0.5.4-SNAPSHOT
-stdlibRuntimeVersion=0.5.4-SNAPSHOT
-stdlibSystemVersion=0.6.4-SNAPSHOT
-stdlibTaskVersion=1.1.4-SNAPSHOT
-stdlibTimeVersion=1.0.5-SNAPSHOT
+stdlibIoVersion=0.5.4
+stdlibRuntimeVersion=0.5.4
+stdlibSystemVersion=0.6.4
+stdlibTaskVersion=1.1.4
+stdlibTimeVersion=1.0.5