[libc][obvious] fix wchar yaml formatting (#142506)

The yaml ended up with a typo, possibly due to merge issues. This patch
fixes it.

Author: michaelrj-google

libc/include/wchar.yaml

@@ -39,11 +39,11 @@ functions:
     standards:
       - stdc
     return_type: const wchar_t *
-    arguments: 
+    arguments:
       - type: const wchar_t *
       - type: wchar_t
   - name: wcsncmp
-  standards:
+    standards:
       - stdc
     return_type: int
     arguments:
@@ -75,52 +75,52 @@ functions:
     standards:
       - stdc
     return_type: size_t
-    arguments: 
+    arguments:
       - type: const wchar_t *
       - type: const wchar_t *
   - name: wmemcmp
     standards:
       - stdc
     return_type: int
-    arguments: 
+    arguments:
       - type: const wchar_t *
       - type: const wchar_t *
       - type: size_t
   - name: wmempcpy
     standards:
       - gnu
-    return_type: wchar_t * 
-    arguments: 
+    return_type: wchar_t *
+    arguments:
       - type: wchar_t *
       - type: const wchar_t *
       - type: size_t
   - name: wmemcpy
     standards:
       - stdc
     return_type: wchar_t *
-    arguments: 
+    arguments:
       - type: __restrict wchar_t *
       - type: const __restrict wchar_t *
       - type: size_t
   - name: wcsstr
     standards:
       - stdc
     return_type: const wchar_t *
-    arguments: 
+    arguments:
       - type: const wchar_t *
       - type: const wchar_t *
   - name: wcsncat
     standards:
       - stdc
     return_type: wchar_t *
-    arguments: 
+    arguments:
       - type: __restrict wchar_t *
       - type: const __restrict wchar_t *
       - type: size_t
   - name: wcscpy
     standards:
       - stdc
     return_type: wchar_t *
-    arguments: 
+    arguments:
       - type: __restrict wchar_t *
       - type: const __restrict wchar_t *