Fix package file consistency, c format

Author: MichaelRFairhurst

c/misra/test/rules/RULE-7-5/test.c

@@ -19,7 +19,7 @@ uint_least8_t g1[] = {
     UINT8_C(-0b111), // NON-COMPLIANT
     UINT8_C('a'),    // NON-COMPLIANT
     UINT8_C(-'$'),   // NON-COMPLIANT
-    UINT8_C('\n'),    // NON-COMPLIANT
+    UINT8_C('\n'),   // NON-COMPLIANT
 
     // Suffixes disallowed
     UINT8_C(1u),   // NON-COMPLIANT

rule_packages/c/Types2.json

@@ -10,7 +10,7 @@
           "kind": "problem",
           "name": "The argument of an integer constant macro shall be a literal",
           "precision": "very-high",
-          "severity": "error",
+          "severity": "warning",
           "short_name": "InvalidIntegerConstantMacroArgument",
           "tags": [
             "correctness"