build-unit-test-docker: CLI11 1.8.0 -> 1.9.0

Change-Id: I5530e27bc75c210d43dc307e3f9235aa03455c7a
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/build-unit-test-docker.sh b/build-unit-test-docker.sh
index 9a36169..e548c18 100755
--- a/build-unit-test-docker.sh
+++ b/build-unit-test-docker.sh
@@ -94,7 +94,7 @@
   [boost]=1.71.0
   [cereal]=v1.2.2
   [catch2]=v2.11.1
-  [CLI11]=v1.8.0
+  [CLI11]=v1.9.0
   [fmt]=5.3.0
   # Snapshot from 2019-03-10
   [function2]=e3695b4b4fa3c672e25c6462d7900f8d2417a417
@@ -292,7 +292,7 @@
 cd CLI11-* && \
 mkdir build && \
 cd build && \
-cmake ${CMAKE_FLAGS[@]} -DCLI11_TESTING=OFF -DCLI11_EXAMPLES=OFF .. && \
+cmake ${CMAKE_FLAGS[@]} -DCLI11_BUILD_DOCS=OFF -DBUILD_TESTING=OFF -DCLI11_BUILD_EXAMPLES=OFF .. && \
 make -j$(nproc) && \
 make install