Update queries for makefile (#6339)

- update variable and ref as paramter
- add target as constant
- add inject for shell_text

runtime/queries/make/highlights.scm

@@ -45,7 +45,9 @@
  (raw_text)
 ] @string
 
-(variable_assignment (word) @string)
+(variable_assignment (word) @variable)
+(shell_text
+  [(variable_reference (word) @variable.parameter)])
 
 [
  "ifeq"
@@ -139,6 +141,7 @@
   function: "info"
   (arguments (text) @info))
 
+
 ;; Install Command Categories
 ;; Others special variables
 ;; Variables Used by Implicit Rules
@@ -168,3 +171,5 @@
 (targets
   (word) @constant.macro
   (#match? @constant.macro "^\.(PHONY|SUFFIXES|DEFAULT|PRECIOUS|INTERMEDIATE|SECONDARY|SECONDEXPANSION|DELETE_ON_ERROR|IGNORE|LOW_RESOLUTION_TIME|SILENT|EXPORT_ALL_VARIABLES|NOTPARALLEL|ONESHELL|POSIX)$"))
+
+(targets (word) @constant)

runtime/queries/make/injections.scm

@@ -1,2 +1,5 @@
 ((comment) @injection.content
  (#set! injection.language "comment"))
+
+((shell_text) @injection.content
+ (#set! injection.language "bash"))