git: Ignore Vim files (#2020)

Signed-off-by: Kimonas Sotirchos <kimwnasptd@arrikto.com>

.gitignore

@@ -1,3 +1,11 @@
 *.idea
 .vscode
 .DS_Store
+
+# Swap
+[._]*.s[a-v][a-z]
+!*.svg  # comment out if you don't need vector files
+[._]*.sw[a-p]
+[._]s[a-rt-v][a-z]
+[._]ss[a-gi-z]
+[._]sw[a-p]