File relx-4.3.0-pre19.patch of Package relx

diff -Ndurp relx-4.3.0/src/relx.erl relx-4.3.0-pre19/src/relx.erl
--- relx-4.3.0/src/relx.erl	2021-02-04 20:32:32.000000000 +0200
+++ relx-4.3.0-pre19/src/relx.erl	2021-03-23 17:33:36.768748717 +0200
@@ -42,15 +42,15 @@
 -export_type([goal/0,
               error/0]).
 
--type release() :: #{name := atom(),
-                     vsn := string(),
+-type release() :: #{name => atom(),
+                     vsn => string(),
 
                      %% top level application list to include in release
                      %% referred to as goals because it is not the complete
                      %% list of applications.
-                     goals := [goal()],
+                     goals => [goal()],
 
-                     relfile_path := file:filename_all() | undefined}.
+                     relfile_path => file:filename_all() | undefined}.
 
 -spec release(rlx_release:name(), rlx_release:vsn(), [goal()]) -> release().
 release(Name, Vsn, Goals) ->
diff -Ndurp relx-4.3.0/src/rlx_app_info.erl relx-4.3.0-pre19/src/rlx_app_info.erl
--- relx-4.3.0/src/rlx_app_info.erl	2021-02-04 20:32:32.000000000 +0200
+++ relx-4.3.0-pre19/src/rlx_app_info.erl	2021-03-23 17:33:36.768748717 +0200
@@ -52,21 +52,21 @@
 -include("relx.hrl").
 
 -type app_type() :: project | dep | checkout | system.
--type t() :: #{name                  := atom() | undefined,
-               vsn                   := string() | undefined,
+-type t() :: #{name                  => atom() | undefined,
+               vsn                   => string() | undefined,
 
-               applications          := [atom()],
-               included_applications := [atom()],
+               applications          => [atom()],
+               included_applications => [atom()],
 
-               dir                   := file:name() | undefined,
-               link                  := boolean() | undefined,
+               dir                   => file:name() | undefined,
+               link                  => boolean() | undefined,
 
                %% `project' app is one the user is actively developing on
                %% `dep' is dependency fetched by rebar3
                %% `checkout' is a dependency linked to from the _checkouts dir
                %% and treated like a project app
                %% `system' applications are dependencies from Erlang/OTP
-               app_type              := app_type()}.
+               app_type              => app_type()}.
 
 -export_type([t/0,
               app_type/0]).
diff -Ndurp relx-4.3.0/src/rlx_release.erl relx-4.3.0-pre19/src/rlx_release.erl
--- relx-4.3.0/src/rlx_release.erl	2021-02-04 20:32:32.000000000 +0200
+++ relx-4.3.0-pre19/src/rlx_release.erl	2021-03-23 17:33:36.772748627 +0200
@@ -79,7 +79,7 @@
 -type type() :: permanent | transient | temporary | load | none.
 -type incl_apps() :: [name()].
 
--type parsed_goal() :: #{name := name(),
+-type parsed_goal() :: #{name => name(),
                          vsn => vsn() | undefined,
                          type => type(),
                          included_applications => incl_apps()}.