Update specs for new variable messages and sass/sass#2726

Author: nex3

spec/core_functions/meta/function_exists.hrx

@@ -299,7 +299,7 @@ a {b: function-exists(member)}
 @function member() {@return from other2}
 
 <===> error/conflict/error
-Error: Multiple global modules have a function named "member":
+Error: This function is available from multiple global modules:
 * other1.scss
 * other2.scss
   ,

spec/core_functions/meta/get_function/error.hrx

@@ -226,7 +226,7 @@ a {b: get-function(member)}
 @function member() {@return from other2}
 
 <===> conflict/error
-Error: Multiple global modules have a function named "member":
+Error: This function is available from multiple global modules:
 * other1.scss
 * other2.scss
   ,

spec/core_functions/meta/global_variable_exists.hrx

@@ -307,7 +307,7 @@ $member: from other1;
 $member: from other2;
 
 <===> error/conflict/error
-Error: Multiple global modules have a variable named "$member":
+Error: This variable is available from multiple global modules:
 * other1.scss
 * other2.scss
   ,

spec/core_functions/meta/load_css/error.hrx

@@ -200,7 +200,7 @@ $a: left;
 $a: right;
 
 <===> with/conflict/error
-Error: Multiple global modules have a variable named "$a":
+Error: This variable is available from multiple global modules:
 * _left.scss
 * _right.scss
   ,
@@ -220,7 +220,7 @@ Error: Multiple global modules have a variable named "$a":
 $a-b: c !default;
 
 <===> with/repeated_variable/error
-Error: The variable $a_b was configured twice.
+Error: The variable $a-b was configured twice.
   ,
 2 | @include meta.load-css("other", $with: (a-b: c, a_b: c));
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

spec/core_functions/meta/mixin_exists.hrx

@@ -307,7 +307,7 @@ a {b: mixin-exists(member)}
 @mixin member() {}
 
 <===> error/conflict/error
-Error: Multiple global modules have a mixin named "member":
+Error: This mixin is available from multiple global modules:
 * other1.scss
 * other2.scss
   ,

spec/core_functions/meta/module_functions.hrx

@@ -69,7 +69,7 @@ a {
 <===> dash_sensitive/output.css
 a {
   b-c: b-c value;
-  d_e: d_e value;
+  d-e: d_e value;
 }
 
 <===>

spec/core_functions/meta/module_variables.hrx

@@ -51,7 +51,7 @@ $e_f: e_f value;
 
 <===> dash_sensitive/output.css
 a {
-  b: ("c-d": c-d value, "e_f": e_f value);
+  b: ("c-d": c-d value, "e-f": e_f value);
 }
 
 <===>

spec/core_functions/meta/variable_exists.hrx

@@ -229,7 +229,7 @@ $member: from other1;
 $member: from other2;
 
 <===> conflict/error
-Error: Multiple global modules have a variable named "$member":
+Error: This variable is available from multiple global modules:
 * other1.scss
 * other2.scss
   ,

spec/directives/use/error/member.hrx

@@ -178,7 +178,7 @@ $member: from other1;
 $member: from other2;
 
 <===> member_conflict/variable/error
-Error: Multiple global modules have a variable named "$member":
+Error: This variable is available from multiple global modules:
 * other1.scss
 * other2.scss
   ,
@@ -202,7 +202,7 @@ a {b: member()}
 @function member() {@return from other2}
 
 <===> member_conflict/function/error
-Error: Multiple global modules have a function named "member":
+Error: This function is available from multiple global modules:
 * other1.scss
 * other2.scss
   ,
@@ -226,7 +226,7 @@ a {@include member}
 @mixin member {a: from other2}
 
 <===> member_conflict/mixin/error
-Error: Multiple global modules have a mixin named "member":
+Error: This mixin is available from multiple global modules:
 * other1.scss
 * other2.scss
   ,

spec/directives/use/error/with.hrx

@@ -86,7 +86,7 @@ $a: left;
 $a: right;
 
 <===> conflict/error
-Error: Multiple global modules have a variable named "$a":
+Error: This variable is available from multiple global modules:
 * _left.scss
 * _right.scss
   ,