Texas Democrats are heading into the fall campaign arguably more bruised and battered than ever, coming off numbing losses in 2022 and back-to-back legislative sessions dominated by conservative policy. And they are battling real headwinds this year, including internal divisions over immigration and the Israel-Hamas war, and a party standard-bearer, President Joe Biden, with a Texas approval rating stuck underwater for nearly his entire term. But those pitfalls got only passing attention during the Texas Democratic Party’s three-day convention in El Paso, where party leaders and a few thousand…