Avoid _t suffixes in C integer schemas (#35)

Signed-off-by: Juan Cruz Viotti <jv@jviotti.com>

Author: jviotti

schemas/iso/c/2024/int16_t.json schemas/iso/c/2024/int16.jsonschemas/iso/c/2024/int16_t.json renamed to schemas/iso/c/2024/int16.json

@@ -1,6 +1,6 @@
 {
   "x-license": "https://github.com/sourcemeta/std/blob/main/LICENSE",
-  "target": "../../../../schemas/iso/c/2024/int16_t.json",
+  "target": "../../../../schemas/iso/c/2024/int16.json",
   "tests": [
     {
       "description": "Valid - zero",

schemas/iso/c/2024/int32_t.json schemas/iso/c/2024/int32.jsonschemas/iso/c/2024/int32_t.json renamed to schemas/iso/c/2024/int32.json

@@ -1,6 +1,6 @@
 {
   "x-license": "https://github.com/sourcemeta/std/blob/main/LICENSE",
-  "target": "../../../../schemas/iso/c/2024/int32_t.json",
+  "target": "../../../../schemas/iso/c/2024/int32.json",
   "tests": [
     {
       "description": "Valid - zero",

schemas/iso/c/2024/int64_t.json schemas/iso/c/2024/int64.jsonschemas/iso/c/2024/int64_t.json renamed to schemas/iso/c/2024/int64.json

@@ -1,6 +1,6 @@
 {
   "x-license": "https://github.com/sourcemeta/std/blob/main/LICENSE",
-  "target": "../../../../schemas/iso/c/2024/int64_t.json",
+  "target": "../../../../schemas/iso/c/2024/int64.json",
   "tests": [
     {
       "description": "Valid - zero",