dt-bindings: pinctrl: qcom,sc8180x-tlmm: minor style cleanups

Drop "binding" from description (and align it with other Qualcomm
pinctrl bindings), use double quotes consistently, drop redundant quotes
and rename file to match compatible (to match coding convention).

Acked-by: Rob Herring <robh@kernel.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20221017230012.47878-21-krzysztof.kozlowski@linaro.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Documentation/devicetree/bindings/pinctrl/qcom,sc8180x-tlmm.yaml

@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
 %YAML 1.2
 ---
-$id: http://devicetree.org/schemas/pinctrl/qcom,sc8180x-pinctrl.yaml#
+$id: http://devicetree.org/schemas/pinctrl/qcom,sc8180x-tlmm.yaml#
 $schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Qualcomm Technologies, Inc. SC8180X TLMM block
@@ -9,9 +9,8 @@ title: Qualcomm Technologies, Inc. SC8180X TLMM block
 maintainers:
   - Bjorn Andersson <bjorn.andersson@linaro.org>
 
-description: |
-  This binding describes the Top Level Mode Multiplexer block found in the
-  SC8180X platform.
+description:
+  Top Level Mode Multiplexer pin controller in Qualcomm SC8180X SoC.
 
 allOf:
   - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
@@ -25,9 +24,9 @@ properties:
 
   reg-names:
     items:
-      - const: "west"
-      - const: "east"
-      - const: "south"
+      - const: west
+      - const: east
+      - const: south
 
   interrupts: true
   interrupt-controller: true
@@ -46,7 +45,7 @@ required:
 additionalProperties: false
 
 patternProperties:
-  '-state$':
+  "-state$":
     oneOf:
       - $ref: "#/$defs/qcom-sc8180x-tlmm-state"
       - patternProperties:
@@ -54,7 +53,7 @@ patternProperties:
             $ref: "#/$defs/qcom-sc8180x-tlmm-state"
         additionalProperties: false
 
-'$defs':
+$defs:
   qcom-sc8180x-tlmm-state:
     type: object
     description: