moved pt.tight_layout inside
moved pt.tight_layout inside

inside plot_enrichment_function.

raymond91125/TissueEnrichmentAnalysis,dangeles/tissue_enrichment_tool_hypergeometric_test,raymond91125/tissue_enrichment_tool_hypergeometric_test,dangeles/TissueEnrichmentAnalysis,dangeles/TissueEnrichmentAnalysis,raymond91125/TissueEnrichmentAnalysis