JCLOUDS-440: Upgrading Bouncy Castle to 1.49 (1.50 has issues with OSGi)

Artifact ID has also changed: bcprov-jdk16 -> bcprov-ext-jdk15on
diff --git a/drivers/bouncycastle/pom.xml b/drivers/bouncycastle/pom.xml
index f84aa7d..07099f1 100644
--- a/drivers/bouncycastle/pom.xml
+++ b/drivers/bouncycastle/pom.xml
@@ -61,8 +61,8 @@
     </dependency>
     <dependency>
       <groupId>org.bouncycastle</groupId>
-      <artifactId>bcprov-jdk16</artifactId>
-      <version>1.46</version>
+      <artifactId>bcprov-ext-jdk15on</artifactId>
+      <version>1.49</version>
     </dependency>
   </dependencies>