Remove unused fnv_1a

Author: zoziha

src/fpm.f90

@@ -1,5 +1,5 @@
 module fpm
-use fpm_strings, only: string_t, operator(.in.), glob, join, string_cat, fnv_1a, &
+use fpm_strings, only: string_t, operator(.in.), glob, join, string_cat, &
                       lower, str_ends_with
 use fpm_backend, only: build_package
 use fpm_command_line, only: fpm_build_settings, fpm_new_settings, &

src/fpm_command_line.f90

@@ -28,7 +28,7 @@ module fpm_command_line
                              OS_CYGWIN, OS_SOLARIS, OS_FREEBSD, OS_OPENBSD
 use M_CLI2,           only : set_args, lget, sget, unnamed, remaining, specified
 use M_CLI2,           only : get_subcommand, CLI_RESPONSE_FILE
-use fpm_strings,      only : lower, split, fnv_1a, to_fortran_name, is_fortran_name
+use fpm_strings,      only : lower, split, to_fortran_name, is_fortran_name
 use fpm_filesystem,   only : basename, canon_path, which, run
 use fpm_environment,  only : get_command_arguments_quoted
 use fpm_error,        only : fpm_stop, error_t