Move dependencies to stable version

gradle.properties

@@ -2,27 +2,27 @@ org.gradle.caching=true
 puppycrawlCheckstyleVersion=8.18
 group=org.ballerinalang
 version=0.5.5-SNAPSHOT
-ballerinaLangVersion=2.0.0-alpha2-SNAPSHOT
+ballerinaLangVersion=2.0.0-alpha2
 hikkariLibVersion=3.3.1
 hsqlDriverVersion=2.5.1
 atomikosLibVersion=5.0.8
 
-stdlibIoVersion=0.5.6-SNAPSHOT
-stdlibRegexVersion=0.6.1-SNAPSHOT
-stdlibOsVersion=0.7.1-SNAPSHOT
-stdlibTimeVersion=1.0.7-SNAPSHOT
-stdlibLogVersion=1.0.6-SNAPSHOT
-stdlibFileVersion=0.6.4-SNAPSHOT
+stdlibIoVersion=0.5.6
+stdlibRegexVersion=0.6.1
+stdlibOsVersion=0.7.1
+stdlibTimeVersion=1.0.7
+stdlibLogVersion=1.0.6
+stdlibFileVersion=0.6.4
 
-stdlibTransactionVersion=1.0.5-SNAPSHOT
-stdlibEncodingVersion=1.0.8-SNAPSHOT
-stdlibTaskVersion=1.1.6-SNAPSHOT
-stdlibCryptoVersion=1.0.6-SNAPSHOT
-stdlibReflectVersion=0.5.6-SNAPSHOT
-stdlibUuidVersion=0.9.2-SNAPSHOT
-stdlibCacheVersion=2.0.6-SNAPSHOT
-stdlibMimeVersion=1.0.6-SNAPSHOT
-stdlibAuthVersion=1.0.6-SNAPSHOT
-stdlibJwtVersion=1.0.8-SNAPSHOT
-stdlibOAuth2Version=1.0.6-SNAPSHOT
-stdlibHttpVersion=1.0.6-SNAPSHOT
+stdlibTransactionVersion=1.0.5
+stdlibEncodingVersion=1.0.8
+stdlibTaskVersion=1.1.6
+stdlibCryptoVersion=1.0.6
+stdlibReflectVersion=0.5.6
+stdlibUuidVersion=0.9.2
+stdlibCacheVersion=2.0.6
+stdlibMimeVersion=1.0.6
+stdlibAuthVersion=1.0.6
+stdlibJwtVersion=1.0.8
+stdlibOAuth2Version=1.0.6
+stdlibHttpVersion=1.0.6