Set more accurate query metadata

Author: MichaelRFairhurst

c/misra/src/rules/DIR-4-15/PossibleMisuseOfUndetectedInfinity.ql

@@ -4,8 +4,8 @@
  * @description Evaluation of floating-point expressions shall not lead to the undetected generation
  *              of infinities.
  * @kind path-problem
- * @precision high
- * @problem.severity error
+ * @precision medium
+ * @problem.severity warning
  * @tags external/misra/id/dir-4-15
  *       correctness
  *       external/misra/c/2012/amendment3

c/misra/src/rules/DIR-4-15/PossibleMisuseOfUndetectedNaN.ql

@@ -4,8 +4,8 @@
  * @description Evaluation of floating-point expressions shall not lead to the undetected generation
  *              of NaNs.
  * @kind path-problem
- * @precision high
- * @problem.severity error
+ * @precision low
+ * @problem.severity warning
  * @tags external/misra/id/dir-4-15
  *       correctness
  *       external/misra/c/2012/amendment3

rule_packages/c/FloatingTypes2.json

@@ -9,8 +9,8 @@
           "description": "Evaluation of floating-point expressions shall not lead to the undetected generation of infinities.",
           "kind": "path-problem",
           "name": "Evaluation of floating-point expressions shall not lead to the undetected generation of infinities",
-          "precision": "high",
-          "severity": "error",
+          "precision": "medium",
+          "severity": "warning",
           "short_name": "PossibleMisuseOfUndetectedInfinity",
           "tags": [
             "correctness",
@@ -21,8 +21,8 @@
           "description": "Evaluation of floating-point expressions shall not lead to the undetected generation of NaNs.",
           "kind": "path-problem",
           "name": "Evaluation of floating-point expressions shall not lead to the undetected generation of NaNs",
-          "precision": "high",
-          "severity": "error",
+          "precision": "low",
+          "severity": "warning",
           "short_name": "PossibleMisuseOfUndetectedNaN",
           "tags": [
             "correctness",