Roll glm 06f084063..bf71a8349 and turn on -Wextra-semi-stmt.

https://github.com/g-truc/glm/compare/06f084063...bf71a8349

Bug: chromium:1064305
Change-Id: Id656cbc07b8a59a3485ebf08e806635514069109
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/19480
Commit-Queue: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
diff --git a/DEPS b/DEPS
index 48b7fb6..47032d3 100644
--- a/DEPS
+++ b/DEPS
@@ -91,7 +91,7 @@
 
   # Dependencies for samples: GLM
   'third_party/glm': {
-    'url': '{github_git}/g-truc/glm.git@06f084063fd6d9aa2ef6904517650700ae47b63d',
+    'url': '{github_git}/g-truc/glm.git@bf71a834948186f4097caa076cd2663c69a10e1e',
     'condition': 'dawn_standalone',
   },