chore(deps): bump bouncycastle from 1.82 to 1.83 in /hiero-dependency-versions (#2582)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

hiero-dependency-versions/build.gradle.kts

@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: Apache-2.0
 group = "org.hiero"
 
-val bouncycastle = "1.82"
+val bouncycastle = "1.83"
 val grpc = "1.76.0"
 val protobuf = "4.33.5"
 val slf4j = "2.0.17"