Update src/about.py

src/about.py

@@ -42,10 +42,10 @@ For more details of Unlearning Methods used in this benchmarks:\\
 (2) [Forget-Me-Not (FMN)](https://github.com/SHI-Labs/Forget-Me-Not);\\
 (3) [Ablating Concepts (AC)](https://github.com/nupurkmr9/concept-ablation);\\
 (4) [Unified Concept Editing (UCE)](https://github.com/rohitgandikota/unified-concept-editing);\\
-(5) [concept-SemiPermeable Membrane (SPM)] (https://github.com/Con6924/SPM); \\
-(6) [Saliency Unlearning (SalUn)] (https://github.com/OPTML-Group/Unlearn-Saliency); \\
-(7) [EraseDiff (ED)] (https://github.com/JingWu321/EraseDiff)
-(8) [ScissorHands (SH)] (https://github.com/JingWu321/Scissorhands)
+(5) [concept-SemiPermeable Membrane (SPM)](https://github.com/Con6924/SPM); \\
+(6) [Saliency Unlearning (SalUn)](https://github.com/OPTML-Group/Unlearn-Saliency); \\
+(7) [EraseDiff (ED)](https://github.com/JingWu321/EraseDiff); \\
+(8) [ScissorHands (SH)](https://github.com/JingWu321/Scissorhands).
 
 """