Update nghttp2 1.57->1.61

Change-Id: I8491dd58fb4f197c127624119a67ee0814363935
Signed-off-by: Ed Tanous <ed@tanous.net>
diff --git a/scripts/build-unit-test-docker b/scripts/build-unit-test-docker
index ca93b0f..3dc0187 100755
--- a/scripts/build-unit-test-docker
+++ b/scripts/build-unit-test-docker
@@ -135,7 +135,7 @@
         config_flags=["-DTHREADS_PREFER_PTHREAD_FLAG=ON"],
     ),
     "nghttp2/nghttp2": PackageDef(
-        rev="v1.57.0",
+        rev="v1.61.0",
         build_type="cmake",
         config_env=["CXXFLAGS=-std=c++20"],
         config_flags=[