Add Assembly learning resources

Signed-off-by: Marcin Pachur <[email protected]>

Author: pm4rcin

Diff for: README.md

@@ -5,3 +5,12 @@
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+
+# Learning resources
+
+## Assembler
+
+- [Some Assembly Required](https://github.com/hackclub/some-assembly-required)
+- [Intel x86 Assembler Instruction Set Opcode Table](https://sparksandflames.com/files/x86InstructionChart.html)
+- [x86 and amd64 instruction reference](https://www.felixcloutier.com/x86/)
+- [The Complete Pentium Instruction Set Table (32 Bit Addressing Mode Only)](https://web.archive.org/web/20231214102031/http://gynvael.vexillium.org/dump/opcodes.txt)