Fix typos with codespell

Found via `codespell -q 3 --skip="./thirdparty,./editor/translations" -I ../godot-word-whitelist.txt`
Whitelist consists of:
```
ang
doubleclick
lod
nd
que
te
unselect
```

1 files changed, 2 insertions, 2 deletions

diff --git a/core/map.h b/core/map.h
index 5ff269c26b..700d4b8693 100644
--- a/core/map.h
+++ b/core/map.h
@@ -197,7 +197,7 @@ private:
 		if (node->right != _data._nil) {
 
 			node = node->right;
-			while (node->left != _data._nil) { /* returns the minium of the right subtree of node */
+			while (node->left != _data._nil) { /* returns the minimum of the right subtree of node */
 				node = node->left;
 			}
 			return node;
@@ -219,7 +219,7 @@ private:
 		if (node->left != _data._nil) {
 
 			node = node->left;
-			while (node->right != _data._nil) { /* returns the minium of the left subtree of node */
+			while (node->right != _data._nil) { /* returns the minimum of the left subtree of node */
 				node = node->right;
 			}
 			return node;