[epics-msi-substitution] does not support '-' in macro name

[vnadot]

lines:

file x.template {
    pattern {P              BPM-1}
            {"${P_GSCAN}"   myNickname1}
            {"${P_GSCAN}"   myNickname2}

}

tree-sitter-epics output:

$ tree-sitter parse --stat --scope source.epics.msi_substitution test.sub
(source_file [0, 0] - [5, 1]
  (db_template [0, 0] - [5, 1]
    file: (string [0, 5] - [0, 15])
    (substitutions [0, 16] - [5, 1]
      (pattern [1, 4] - [3, 51]
        (pattern_variables [1, 12] - [1, 34]
          (identifier [1, 13] - [1, 14])
          (identifier [1, 28] - [1, 31])
          (ERROR [1, 31] - [1, 33]
            (ERROR [1, 31] - [1, 33])))
        (pattern_values [2, 12] - [2, 51]
          (string [2, 13] - [2, 25]
            (quoted_string [2, 13] - [2, 25]
              (macro_expansion [2, 14] - [2, 24])))
          (string [2, 28] - [2, 50]))
        (pattern_values [3, 12] - [3, 51]
          (string [3, 13] - [3, 25]
            (quoted_string [3, 13] - [3, 25]
              (macro_expansion [3, 14] - [3, 24])))
          (string [3, 28] - [3, 50]))))))
test.sub	0 ms	(ERROR [1, 31] - [1, 33])
Total parses: 1; successful parses: 0; failed parses: 1; success percentage: 0.00%

fix: remove '-' character in macro name (BPM-1)