shell: format with shfmt

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I546a77dbffee2159553e32f1d1c9a419bf809204
diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000..21f12ed
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,6 @@
+# Config for shfmt
+[{gen/regenerate-meson,gen/run-ci}]
+indent_style = space
+indent_size = 4
+switch_case_indent = true
+space_redirects = true