Updating husky hooks to not use npx due to version conflicts.

Author: malexanderlim

.husky/post-merge

@@ -1,4 +1,4 @@
 #!/bin/sh
 . "$(dirname "$0")/_/husky.sh"
 
-npx pnpm install -r
+pnpm install -r

.husky/pre-push

@@ -1,7 +1,7 @@
 #!/bin/sh
 . "$(dirname "$0")/_/husky.sh"
 
-npx pnpm install -r
+pnpm install -r
 
 if ! (git diff HEAD --quiet pnpm-lock.yaml); then
     echo "modified pnpm-lock.yaml - please commit the file"