CI: Update to using clang-17

Currently, llvm-17 is the stable release. Update our container and CI to
fetch and use that.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/.azure-pipelines.yml b/.azure-pipelines.yml
index 0a8f49b..f8a3a9a 100644
--- a/.azure-pipelines.yml
+++ b/.azure-pipelines.yml
@@ -277,16 +277,16 @@
           TEST_PY_TEST_SPEC: "version"
         sandbox_clang:
           TEST_PY_BD: "sandbox"
-          OVERRIDE: "-O clang-16"
+          OVERRIDE: "-O clang-17"
         sandbox_clang_asan:
           TEST_PY_BD: "sandbox"
-          OVERRIDE: "-O clang-16 -a ASAN"
+          OVERRIDE: "-O clang-17 -a ASAN"
           TEST_PY_TEST_SPEC: "version"
         sandbox64:
           TEST_PY_BD: "sandbox64"
         sandbox64_clang:
           TEST_PY_BD: "sandbox64"
-          OVERRIDE: "-O clang-16"
+          OVERRIDE: "-O clang-17"
         sandbox_spl:
           TEST_PY_BD: "sandbox_spl"
           TEST_PY_TEST_SPEC: "test_ofplatdata or test_handoff or test_spl"
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index b23ece3..6930b41 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -251,7 +251,7 @@
 sandbox with clang test.py:
   variables:
     TEST_PY_BD: "sandbox"
-    OVERRIDE: "-O clang-16"
+    OVERRIDE: "-O clang-17"
   <<: *buildman_and_testpy_dfn
 
 sandbox64 test.py:
@@ -262,7 +262,7 @@
 sandbox64 with clang test.py:
   variables:
     TEST_PY_BD: "sandbox64"
-    OVERRIDE: "-O clang-16"
+    OVERRIDE: "-O clang-17"
   <<: *buildman_and_testpy_dfn
 
 sandbox_spl test.py:
diff --git a/tools/docker/Dockerfile b/tools/docker/Dockerfile
index dae6c24..f5968e1 100644
--- a/tools/docker/Dockerfile
+++ b/tools/docker/Dockerfile
@@ -12,7 +12,7 @@
 # Add LLVM repository
 RUN apt-get update && apt-get install -y gnupg2 wget xz-utils && rm -rf /var/lib/apt/lists/*
 RUN wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | apt-key add -
-RUN echo deb http://apt.llvm.org/jammy/ llvm-toolchain-jammy-16 main | tee /etc/apt/sources.list.d/llvm.list
+RUN echo deb http://apt.llvm.org/jammy/ llvm-toolchain-jammy-17 main | tee /etc/apt/sources.list.d/llvm.list
 
 # Manually install the kernel.org "Crosstool" based toolchains for gcc-13.2.0
 RUN wget -O - https://mirrors.edge.kernel.org/pub/tools/crosstool/files/bin/x86_64/13.2.0/x86_64-gcc-13.2.0-nolibc-aarch64-linux.tar.xz | tar -C /opt -xJ
@@ -40,7 +40,7 @@
 	bison \
 	build-essential \
 	cgpt \
-	clang-16 \
+	clang-17 \
 	coreutils \
 	cpio \
 	curl \