fix clang-format

Author: vonosmas

libc/src/ctype/isalpha.cpp

@@ -17,7 +17,7 @@ namespace LIBC_NAMESPACE_DECL {
 
 LLVM_LIBC_FUNCTION(int, isalpha, (int c)) {
   if (c < 0 || c > cpp::numeric_limits<unsigned char>::max())
-    return 0;  
+    return 0;
   return static_cast<int>(internal::isalpha(static_cast<char>(c)));
 }
 

libc/src/ctype/isgraph.cpp

@@ -17,7 +17,7 @@ namespace LIBC_NAMESPACE_DECL {
 
 LLVM_LIBC_FUNCTION(int, isgraph, (int c)) {
   if (c < 0 || c > cpp::numeric_limits<unsigned char>::max())
-    return 0;  
+    return 0;
   return static_cast<int>(internal::isgraph(static_cast<char>(c)));
 }
 

libc/src/ctype/isspace.cpp

@@ -17,7 +17,7 @@ namespace LIBC_NAMESPACE_DECL {
 
 LLVM_LIBC_FUNCTION(int, isspace, (int c)) {
   if (c < 0 || c > cpp::numeric_limits<unsigned char>::max())
-    return 0;  
+    return 0;
   return static_cast<int>(internal::isspace(static_cast<char>(c)));
 }
 

libc/src/ctype/isspace_l.cpp

@@ -17,7 +17,7 @@ namespace LIBC_NAMESPACE_DECL {
 
 LLVM_LIBC_FUNCTION(int, isspace_l, (int c, locale_t)) {
   if (c < 0 || c > cpp::numeric_limits<unsigned char>::max())
-    return 0;  
+    return 0;
   return static_cast<int>(internal::isspace(static_cast<char>(c)));
 }