tests: yamllint: descend into the relevant dir

Descend into the dir where the file is, that way local .yamllint
files are taken into account. yamllint searches for configs down
the fs chain but only from CWD location.

Signed-off-by: Jakub Kicinski <[email protected]>

Author: kuba-moo

tests/patch/yamllint/yamllint.sh

@@ -32,7 +32,11 @@ git checkout -q HEAD~
 
 # Also ignore created, as not present in the parent commit
 for f in $(git show --diff-filter=M --pretty="" --name-only "${HEAD}" | grep -E "\.yaml$"); do
-    yamllint "$f" | tee -a "$tmpfile_o"
+    (
+	cd "$(dirname "$f")" || exit 1
+
+	yamllint "$(basename "$f")" | tee -a "$tmpfile_o"
+    )
 done
 
 incumbent=$(grep -i -c " error " "$tmpfile_o")
@@ -42,7 +46,11 @@ pr "Checking the tree with the patch"
 git checkout -q "$HEAD"
 
 for f in $(git show --diff-filter=AM --pretty="" --name-only "${HEAD}" | grep -E "\.yaml$"); do
-    yamllint "$f" | tee -a "$tmpfile_n"
+    (
+	cd "$(dirname "$f")" || exit 1
+
+	yamllint "$(basename "$f")" | tee -a "$tmpfile_n"
+    )
 done
 
 current=$(grep -i -c " error " "$tmpfile_n")