Update pangolin recipe's usher version (#34724)
Update pangolin recipe's usher version (#34724)

* Require usher >=0.5.4 to get a recent bugfix.

* Increment build number to 1 because pangolin version is not changing (just a dependency version).
rob-p/bioconda-recipes,jfallmann/bioconda-recipes,acaprez/recipes,bioconda/bioconda-recipes,gregvonkuster/bioconda-recipes,npavlovikj/bioconda-recipes,acaprez/recipes,bebatut/bioconda-recipes,npavlovikj/bioconda-recipes,jfallmann/bioconda-recipes,rob-p/bioconda-recipes,gregvonkuster/bioconda-recipes,npavlovikj/bioconda-recipes,shenwei356/bioconda-recipes,rob-p/bioconda-recipes,gregvonkuster/bioconda-recipes,gregvonkuster/bioconda-recipes,rob-p/bioconda-recipes,zachcp/bioconda-recipes,bebatut/bioconda-recipes,acaprez/recipes,shenwei356/bioconda-recipes,zachcp/bioconda-recipes,zachcp/bioconda-recipes,acaprez/recipes,bioconda/bioconda-recipes,bioconda/bioconda-recipes,bioconda/bioconda-recipes,shenwei356/bioconda-recipes,npavlovikj/bioconda-recipes,zachcp/bioconda-recipes,jfallmann/bioconda-recipes,jfallmann/bioconda-recipes,bebatut/bioconda-recipes,bebatut/bioconda-recipes,shenwei356/bioconda-recipes