Everywhere: Fix more typos

Author: https://github.com/linusg
Commit: bcfc6f0c57
Pull-request: https://github.com/SerenityOS/serenity/pull/3668
Reviewed-by: https://github.com/bugaevc
Reviewed-by: https://github.com/xTibor

Kernel/Devices/MBRPartitionTable.cpp

@@ -90,7 +90,7 @@ RefPtr<DiskPartition> MBRPartitionTable::partition(unsigned index)
     auto& entry = header.entry[index - 1];
 
     if (header.mbr_signature != MBR_SIGNATURE) {
-        klog() << "MBRPartitionTable::initialize: bad mbr signature - not initalized? 0x" << String::format("%x", header.mbr_signature);
+        klog() << "MBRPartitionTable::initialize: bad mbr signature - not initialized? 0x" << String::format("%x", header.mbr_signature);
         return nullptr;
     }