SLING-12730 ignore spotless code reformatting commit in git blame

.git-blame-ignore-revs

diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
new file mode 100644
index 0000000..e0b9529
--- /dev/null
+++ b/.git-blame-ignore-revs
@@ -0,0 +1 @@
+d14439c92f5c52d11ac3aee53de2e08243b0e34f
\ No newline at end of file